[2026-06-07 20:37:40] local.ERROR: The "--columns" option does not exist. {"exception":"[object] (Symfony\\Component\\Console\\Exception\\RuntimeException(code: 0): The \"--columns\" option does not exist. at C:/xampp/htdocs/cbt-sdn08/vendor/symfony/console/Input/ArgvInput.php:226) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/symfony/console/Input/ArgvInput.php(153): Symfony/Component/Console/Input/ArgvInput->addLongOption('columns', 'method,uri,name') #1 C:/xampp/htdocs/cbt-sdn08/vendor/symfony/console/Input/ArgvInput.php(88): Symfony/Component/Console/Input/ArgvInput->parseLongOption('--columns=metho...') #2 C:/xampp/htdocs/cbt-sdn08/vendor/symfony/console/Input/ArgvInput.php(77): Symfony/Component/Console/Input/ArgvInput->parseToken('--columns=metho...', true) #3 C:/xampp/htdocs/cbt-sdn08/vendor/symfony/console/Input/Input.php(53): Symfony/Component/Console/Input/ArgvInput->parse() #4 C:/xampp/htdocs/cbt-sdn08/vendor/symfony/console/Command/Command.php(295): Symfony/Component/Console/Input/Input->bind(Object(Symfony/Component/Console/Input/InputDefinition)) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Console/Command.php(180): Symfony/Component/Console/Command/Command->run(Object(Symfony/Component/Console/Input/ArgvInput), Object(Illuminate/Console/OutputStyle)) #6 C:/xampp/htdocs/cbt-sdn08/vendor/symfony/console/Application.php(1117): Illuminate/Console/Command->run(Object(Symfony/Component/Console/Input/ArgvInput), Object(Symfony/Component/Console/Output/ConsoleOutput)) #7 C:/xampp/htdocs/cbt-sdn08/vendor/symfony/console/Application.php(356): Symfony/Component/Console/Application->doRunCommand(Object(Illuminate/Foundation/Console/RouteListCommand), Object(Symfony/Component/Console/Input/ArgvInput), Object(Symfony/Component/Console/Output/ConsoleOutput)) #8 C:/xampp/htdocs/cbt-sdn08/vendor/symfony/console/Application.php(195): Symfony/Component/Console/Application->doRun(Object(Symfony/Component/Console/Input/ArgvInput), Object(Symfony/Component/Console/Output/ConsoleOutput)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Console/Kernel.php(198): Symfony/Component/Console/Application->run(Object(Symfony/Component/Console/Input/ArgvInput), Object(Symfony/Component/Console/Output/ConsoleOutput)) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1235): Illuminate/Foundation/Console/Kernel->handle(Object(Symfony/Component/Console/Input/ArgvInput), Object(Symfony/Component/Console/Output/ConsoleOutput)) #11 C:/xampp/htdocs/cbt-sdn08/artisan(16): Illuminate/Foundation/Application->handleCommand(Object(Symfony/Component/Console/Input/ArgvInput)) #12 {main} "} [2026-06-07 20:37:42] testing.ERROR: Vite manifest not found at: C:\xampp\htdocs\cbt-sdn08\public\build/manifest.json (View: C:\xampp\htdocs\cbt-sdn08\resources\views\layouts\guest.blade.php) (View: C:\xampp\htdocs\cbt-sdn08\resources\views\layouts\guest.blade.php) {"userId":1,"exception":"[object] (Illuminate\\View\\ViewException(code: 0): Vite manifest not found at: C:\\xampp\\htdocs\\cbt-sdn08\\public\\build/manifest.json (View: C:\\xampp\\htdocs\\cbt-sdn08\\resources\\views\\layouts\\guest.blade.php) (View: C:\\xampp\\htdocs\\cbt-sdn08\\resources\\views\\layouts\\guest.blade.php) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Vite.php:946) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php(59): Illuminate/View/Engines/CompilerEngine->handleViewException(Object(Illuminate/View/ViewException), 1) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php(76): Illuminate/View/Engines/PhpEngine->evaluatePath('C://xampp//htdocs...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(208): Illuminate/View/Engines/CompilerEngine->get('C://xampp//htdocs...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(191): Illuminate/View/View->getContents() #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(160): Illuminate/View/View->renderContents() #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Response.php(78): Illuminate/View/View->render() #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Response.php(34): Illuminate/Http/Response->setContent(Object(Illuminate/View/View)) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(939): Illuminate/Http/Response->__construct(Object(Illuminate/View/View), 200, Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(906): Illuminate/Routing/Router::toResponse(Object(Illuminate/Http/Request), Object(Illuminate/View/View)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Routing/Router->prepareResponse(Object(Illuminate/Http/Request), Object(Illuminate/View/View)) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #11 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(607): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(368): Illuminate/Foundation/Testing/TestCase->call('GET', '/verify-email', Array, Array, Array, Array) #58 C:/xampp/htdocs/cbt-sdn08/tests/Feature/Auth/EmailVerificationTest.php(20): Illuminate/Foundation/Testing/TestCase->get('/verify-email') #59 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(1667): Tests/Feature/Auth/EmailVerificationTest->test_email_verification_screen_can_be_rendered() #60 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(519): PHPUnit/Framework/TestCase->runTest() #61 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestRunner/TestRunner.php(87): PHPUnit/Framework/TestCase->runBare() #62 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(365): PHPUnit/Framework/TestRunner->run(Object(Tests/Feature/Auth/EmailVerificationTest)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestCase->run() #64 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #65 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #66 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/TestRunner.php(64): PHPUnit/Framework/TestSuite->run() #67 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/Application.php(211): PHPUnit/TextUI/TestRunner->run(Object(PHPUnit/TextUI/Configuration/Configuration), Object(PHPUnit/Runner/ResultCache/DefaultResultCache), Object(PHPUnit/Framework/TestSuite)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/phpunit(104): PHPUnit/TextUI/Application->run(Array) #69 {main} [previous exception] [object] (Illuminate\\View\\ViewException(code: 0): Vite manifest not found at: C:\\xampp\\htdocs\\cbt-sdn08\\public\\build/manifest.json (View: C:\\xampp\\htdocs\\cbt-sdn08\\resources\\views\\layouts\\guest.blade.php) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Vite.php:946) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php(59): Illuminate/View/Engines/CompilerEngine->handleViewException(Object(Illuminate/Foundation/ViteManifestNotFoundException), 2) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php(76): Illuminate/View/Engines/PhpEngine->evaluatePath('C://xampp//htdocs...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(208): Illuminate/View/Engines/CompilerEngine->get('C://xampp//htdocs...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(191): Illuminate/View/View->getContents() #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(160): Illuminate/View/View->renderContents() #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Concerns/ManagesComponents.php(99): Illuminate/View/View->render() #6 C:/xampp/htdocs/cbt-sdn08/storage/framework/views/3d48f2e502fa6fd829ddb133e386ffe6.php(62): Illuminate/View/Factory->renderComponent() #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php(123): require('C://xampp//htdocs...') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php(124): Illuminate/Filesystem/Filesystem::Illuminate/Filesystem/{closure}() #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php(57): Illuminate/Filesystem/Filesystem->getRequire('C://xampp//htdocs...', Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php(76): Illuminate/View/Engines/PhpEngine->evaluatePath('C://xampp//htdocs...', Array) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(208): Illuminate/View/Engines/CompilerEngine->get('C://xampp//htdocs...', Array) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(191): Illuminate/View/View->getContents() #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(160): Illuminate/View/View->renderContents() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Response.php(78): Illuminate/View/View->render() #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Response.php(34): Illuminate/Http/Response->setContent(Object(Illuminate/View/View)) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(939): Illuminate/Http/Response->__construct(Object(Illuminate/View/View), 200, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(906): Illuminate/Routing/Router::toResponse(Object(Illuminate/Http/Request), Object(Illuminate/View/View)) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Routing/Router->prepareResponse(Object(Illuminate/Http/Request), Object(Illuminate/View/View)) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #20 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(607): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(368): Illuminate/Foundation/Testing/TestCase->call('GET', '/verify-email', Array, Array, Array, Array) #67 C:/xampp/htdocs/cbt-sdn08/tests/Feature/Auth/EmailVerificationTest.php(20): Illuminate/Foundation/Testing/TestCase->get('/verify-email') #68 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(1667): Tests/Feature/Auth/EmailVerificationTest->test_email_verification_screen_can_be_rendered() #69 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(519): PHPUnit/Framework/TestCase->runTest() #70 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestRunner/TestRunner.php(87): PHPUnit/Framework/TestCase->runBare() #71 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(365): PHPUnit/Framework/TestRunner->run(Object(Tests/Feature/Auth/EmailVerificationTest)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestCase->run() #73 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #74 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #75 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/TestRunner.php(64): PHPUnit/Framework/TestSuite->run() #76 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/Application.php(211): PHPUnit/TextUI/TestRunner->run(Object(PHPUnit/TextUI/Configuration/Configuration), Object(PHPUnit/Runner/ResultCache/DefaultResultCache), Object(PHPUnit/Framework/TestSuite)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/phpunit(104): PHPUnit/TextUI/Application->run(Array) #78 {main} [previous exception] [object] (Illuminate\\Foundation\\ViteManifestNotFoundException(code: 0): Vite manifest not found at: C:\\xampp\\htdocs\\cbt-sdn08\\public\\build/manifest.json at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Vite.php:946) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Vite.php(384): Illuminate/Foundation/Vite->manifest('build') #1 C:/xampp/htdocs/cbt-sdn08/storage/framework/views/fdec0e89b791707b0b925aeb89f8d4eb.php(15): Illuminate/Foundation/Vite->__invoke(Object(Illuminate/Support/Collection)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php(123): require('C://xampp//htdocs...') #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php(124): Illuminate/Filesystem/Filesystem::Illuminate/Filesystem/{closure}() #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php(57): Illuminate/Filesystem/Filesystem->getRequire('C://xampp//htdocs...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php(76): Illuminate/View/Engines/PhpEngine->evaluatePath('C://xampp//htdocs...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(208): Illuminate/View/Engines/CompilerEngine->get('C://xampp//htdocs...', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(191): Illuminate/View/View->getContents() #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(160): Illuminate/View/View->renderContents() #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Concerns/ManagesComponents.php(99): Illuminate/View/View->render() #10 C:/xampp/htdocs/cbt-sdn08/storage/framework/views/3d48f2e502fa6fd829ddb133e386ffe6.php(62): Illuminate/View/Factory->renderComponent() #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php(123): require('C://xampp//htdocs...') #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php(124): Illuminate/Filesystem/Filesystem::Illuminate/Filesystem/{closure}() #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php(57): Illuminate/Filesystem/Filesystem->getRequire('C://xampp//htdocs...', Array) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php(76): Illuminate/View/Engines/PhpEngine->evaluatePath('C://xampp//htdocs...', Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(208): Illuminate/View/Engines/CompilerEngine->get('C://xampp//htdocs...', Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(191): Illuminate/View/View->getContents() #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(160): Illuminate/View/View->renderContents() #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Response.php(78): Illuminate/View/View->render() #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Response.php(34): Illuminate/Http/Response->setContent(Object(Illuminate/View/View)) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(939): Illuminate/Http/Response->__construct(Object(Illuminate/View/View), 200, Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(906): Illuminate/Routing/Router::toResponse(Object(Illuminate/Http/Request), Object(Illuminate/View/View)) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Routing/Router->prepareResponse(Object(Illuminate/Http/Request), Object(Illuminate/View/View)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(607): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(368): Illuminate/Foundation/Testing/TestCase->call('GET', '/verify-email', Array, Array, Array, Array) #71 C:/xampp/htdocs/cbt-sdn08/tests/Feature/Auth/EmailVerificationTest.php(20): Illuminate/Foundation/Testing/TestCase->get('/verify-email') #72 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(1667): Tests/Feature/Auth/EmailVerificationTest->test_email_verification_screen_can_be_rendered() #73 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(519): PHPUnit/Framework/TestCase->runTest() #74 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestRunner/TestRunner.php(87): PHPUnit/Framework/TestCase->runBare() #75 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(365): PHPUnit/Framework/TestRunner->run(Object(Tests/Feature/Auth/EmailVerificationTest)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestCase->run() #77 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #78 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #79 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/TestRunner.php(64): PHPUnit/Framework/TestSuite->run() #80 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/Application.php(211): PHPUnit/TextUI/TestRunner->run(Object(PHPUnit/TextUI/Configuration/Configuration), Object(PHPUnit/Runner/ResultCache/DefaultResultCache), Object(PHPUnit/Framework/TestSuite)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/phpunit(104): PHPUnit/TextUI/Application->run(Array) #82 {main} "} [2026-06-07 20:37:44] testing.ERROR: Vite manifest not found at: C:\xampp\htdocs\cbt-sdn08\public\build/manifest.json (View: C:\xampp\htdocs\cbt-sdn08\resources\views\layouts\guest.blade.php) (View: C:\xampp\htdocs\cbt-sdn08\resources\views\layouts\guest.blade.php) {"userId":1,"exception":"[object] (Illuminate\\View\\ViewException(code: 0): Vite manifest not found at: C:\\xampp\\htdocs\\cbt-sdn08\\public\\build/manifest.json (View: C:\\xampp\\htdocs\\cbt-sdn08\\resources\\views\\layouts\\guest.blade.php) (View: C:\\xampp\\htdocs\\cbt-sdn08\\resources\\views\\layouts\\guest.blade.php) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Vite.php:946) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php(59): Illuminate/View/Engines/CompilerEngine->handleViewException(Object(Illuminate/View/ViewException), 1) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php(76): Illuminate/View/Engines/PhpEngine->evaluatePath('C://xampp//htdocs...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(208): Illuminate/View/Engines/CompilerEngine->get('C://xampp//htdocs...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(191): Illuminate/View/View->getContents() #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(160): Illuminate/View/View->renderContents() #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Response.php(78): Illuminate/View/View->render() #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Response.php(34): Illuminate/Http/Response->setContent(Object(Illuminate/View/View)) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(939): Illuminate/Http/Response->__construct(Object(Illuminate/View/View), 200, Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(906): Illuminate/Routing/Router::toResponse(Object(Illuminate/Http/Request), Object(Illuminate/View/View)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Routing/Router->prepareResponse(Object(Illuminate/Http/Request), Object(Illuminate/View/View)) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #11 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(607): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(368): Illuminate/Foundation/Testing/TestCase->call('GET', '/confirm-passwo...', Array, Array, Array, Array) #58 C:/xampp/htdocs/cbt-sdn08/tests/Feature/Auth/PasswordConfirmationTest.php(17): Illuminate/Foundation/Testing/TestCase->get('/confirm-passwo...') #59 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(1667): Tests/Feature/Auth/PasswordConfirmationTest->test_confirm_password_screen_can_be_rendered() #60 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(519): PHPUnit/Framework/TestCase->runTest() #61 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestRunner/TestRunner.php(87): PHPUnit/Framework/TestCase->runBare() #62 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(365): PHPUnit/Framework/TestRunner->run(Object(Tests/Feature/Auth/PasswordConfirmationTest)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestCase->run() #64 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #65 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #66 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/TestRunner.php(64): PHPUnit/Framework/TestSuite->run() #67 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/Application.php(211): PHPUnit/TextUI/TestRunner->run(Object(PHPUnit/TextUI/Configuration/Configuration), Object(PHPUnit/Runner/ResultCache/DefaultResultCache), Object(PHPUnit/Framework/TestSuite)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/phpunit(104): PHPUnit/TextUI/Application->run(Array) #69 {main} [previous exception] [object] (Illuminate\\View\\ViewException(code: 0): Vite manifest not found at: C:\\xampp\\htdocs\\cbt-sdn08\\public\\build/manifest.json (View: C:\\xampp\\htdocs\\cbt-sdn08\\resources\\views\\layouts\\guest.blade.php) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Vite.php:946) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php(59): Illuminate/View/Engines/CompilerEngine->handleViewException(Object(Illuminate/Foundation/ViteManifestNotFoundException), 2) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php(76): Illuminate/View/Engines/PhpEngine->evaluatePath('C://xampp//htdocs...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(208): Illuminate/View/Engines/CompilerEngine->get('C://xampp//htdocs...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(191): Illuminate/View/View->getContents() #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(160): Illuminate/View/View->renderContents() #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Concerns/ManagesComponents.php(99): Illuminate/View/View->render() #6 C:/xampp/htdocs/cbt-sdn08/storage/framework/views/18e03501f58f125e7296aea4c250f548.php(110): Illuminate/View/Factory->renderComponent() #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php(123): require('C://xampp//htdocs...') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php(124): Illuminate/Filesystem/Filesystem::Illuminate/Filesystem/{closure}() #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php(57): Illuminate/Filesystem/Filesystem->getRequire('C://xampp//htdocs...', Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php(76): Illuminate/View/Engines/PhpEngine->evaluatePath('C://xampp//htdocs...', Array) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(208): Illuminate/View/Engines/CompilerEngine->get('C://xampp//htdocs...', Array) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(191): Illuminate/View/View->getContents() #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(160): Illuminate/View/View->renderContents() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Response.php(78): Illuminate/View/View->render() #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Response.php(34): Illuminate/Http/Response->setContent(Object(Illuminate/View/View)) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(939): Illuminate/Http/Response->__construct(Object(Illuminate/View/View), 200, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(906): Illuminate/Routing/Router::toResponse(Object(Illuminate/Http/Request), Object(Illuminate/View/View)) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Routing/Router->prepareResponse(Object(Illuminate/Http/Request), Object(Illuminate/View/View)) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #20 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(607): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(368): Illuminate/Foundation/Testing/TestCase->call('GET', '/confirm-passwo...', Array, Array, Array, Array) #67 C:/xampp/htdocs/cbt-sdn08/tests/Feature/Auth/PasswordConfirmationTest.php(17): Illuminate/Foundation/Testing/TestCase->get('/confirm-passwo...') #68 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(1667): Tests/Feature/Auth/PasswordConfirmationTest->test_confirm_password_screen_can_be_rendered() #69 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(519): PHPUnit/Framework/TestCase->runTest() #70 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestRunner/TestRunner.php(87): PHPUnit/Framework/TestCase->runBare() #71 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(365): PHPUnit/Framework/TestRunner->run(Object(Tests/Feature/Auth/PasswordConfirmationTest)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestCase->run() #73 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #74 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #75 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/TestRunner.php(64): PHPUnit/Framework/TestSuite->run() #76 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/Application.php(211): PHPUnit/TextUI/TestRunner->run(Object(PHPUnit/TextUI/Configuration/Configuration), Object(PHPUnit/Runner/ResultCache/DefaultResultCache), Object(PHPUnit/Framework/TestSuite)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/phpunit(104): PHPUnit/TextUI/Application->run(Array) #78 {main} [previous exception] [object] (Illuminate\\Foundation\\ViteManifestNotFoundException(code: 0): Vite manifest not found at: C:\\xampp\\htdocs\\cbt-sdn08\\public\\build/manifest.json at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Vite.php:946) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Vite.php(384): Illuminate/Foundation/Vite->manifest('build') #1 C:/xampp/htdocs/cbt-sdn08/storage/framework/views/fdec0e89b791707b0b925aeb89f8d4eb.php(15): Illuminate/Foundation/Vite->__invoke(Object(Illuminate/Support/Collection)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php(123): require('C://xampp//htdocs...') #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php(124): Illuminate/Filesystem/Filesystem::Illuminate/Filesystem/{closure}() #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php(57): Illuminate/Filesystem/Filesystem->getRequire('C://xampp//htdocs...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php(76): Illuminate/View/Engines/PhpEngine->evaluatePath('C://xampp//htdocs...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(208): Illuminate/View/Engines/CompilerEngine->get('C://xampp//htdocs...', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(191): Illuminate/View/View->getContents() #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(160): Illuminate/View/View->renderContents() #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Concerns/ManagesComponents.php(99): Illuminate/View/View->render() #10 C:/xampp/htdocs/cbt-sdn08/storage/framework/views/18e03501f58f125e7296aea4c250f548.php(110): Illuminate/View/Factory->renderComponent() #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php(123): require('C://xampp//htdocs...') #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php(124): Illuminate/Filesystem/Filesystem::Illuminate/Filesystem/{closure}() #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php(57): Illuminate/Filesystem/Filesystem->getRequire('C://xampp//htdocs...', Array) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php(76): Illuminate/View/Engines/PhpEngine->evaluatePath('C://xampp//htdocs...', Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(208): Illuminate/View/Engines/CompilerEngine->get('C://xampp//htdocs...', Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(191): Illuminate/View/View->getContents() #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(160): Illuminate/View/View->renderContents() #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Response.php(78): Illuminate/View/View->render() #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Response.php(34): Illuminate/Http/Response->setContent(Object(Illuminate/View/View)) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(939): Illuminate/Http/Response->__construct(Object(Illuminate/View/View), 200, Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(906): Illuminate/Routing/Router::toResponse(Object(Illuminate/Http/Request), Object(Illuminate/View/View)) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Routing/Router->prepareResponse(Object(Illuminate/Http/Request), Object(Illuminate/View/View)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(607): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(368): Illuminate/Foundation/Testing/TestCase->call('GET', '/confirm-passwo...', Array, Array, Array, Array) #71 C:/xampp/htdocs/cbt-sdn08/tests/Feature/Auth/PasswordConfirmationTest.php(17): Illuminate/Foundation/Testing/TestCase->get('/confirm-passwo...') #72 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(1667): Tests/Feature/Auth/PasswordConfirmationTest->test_confirm_password_screen_can_be_rendered() #73 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(519): PHPUnit/Framework/TestCase->runTest() #74 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestRunner/TestRunner.php(87): PHPUnit/Framework/TestCase->runBare() #75 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(365): PHPUnit/Framework/TestRunner->run(Object(Tests/Feature/Auth/PasswordConfirmationTest)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestCase->run() #77 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #78 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #79 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/TestRunner.php(64): PHPUnit/Framework/TestSuite->run() #80 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/Application.php(211): PHPUnit/TextUI/TestRunner->run(Object(PHPUnit/TextUI/Configuration/Configuration), Object(PHPUnit/Runner/ResultCache/DefaultResultCache), Object(PHPUnit/Framework/TestSuite)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/phpunit(104): PHPUnit/TextUI/Application->run(Array) #82 {main} "} [2026-06-07 20:37:46] testing.ERROR: Vite manifest not found at: C:\xampp\htdocs\cbt-sdn08\public\build/manifest.json (View: C:\xampp\htdocs\cbt-sdn08\resources\views\layouts\guest.blade.php) (View: C:\xampp\htdocs\cbt-sdn08\resources\views\layouts\guest.blade.php) {"exception":"[object] (Illuminate\\View\\ViewException(code: 0): Vite manifest not found at: C:\\xampp\\htdocs\\cbt-sdn08\\public\\build/manifest.json (View: C:\\xampp\\htdocs\\cbt-sdn08\\resources\\views\\layouts\\guest.blade.php) (View: C:\\xampp\\htdocs\\cbt-sdn08\\resources\\views\\layouts\\guest.blade.php) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Vite.php:946) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php(59): Illuminate/View/Engines/CompilerEngine->handleViewException(Object(Illuminate/View/ViewException), 1) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php(76): Illuminate/View/Engines/PhpEngine->evaluatePath('C://xampp//htdocs...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(208): Illuminate/View/Engines/CompilerEngine->get('C://xampp//htdocs...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(191): Illuminate/View/View->getContents() #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(160): Illuminate/View/View->renderContents() #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Response.php(78): Illuminate/View/View->render() #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Response.php(34): Illuminate/Http/Response->setContent(Object(Illuminate/View/View)) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(939): Illuminate/Http/Response->__construct(Object(Illuminate/View/View), 200, Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(906): Illuminate/Routing/Router::toResponse(Object(Illuminate/Http/Request), Object(Illuminate/View/View)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Routing/Router->prepareResponse(Object(Illuminate/Http/Request), Object(Illuminate/View/View)) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/RedirectIfAuthenticated.php(47): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/RedirectIfAuthenticated->handle(Object(Illuminate/Http/Request), Object(Closure)) #13 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(607): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(368): Illuminate/Foundation/Testing/TestCase->call('GET', '/forgot-passwor...', Array, Array, Array, Array) #58 C:/xampp/htdocs/cbt-sdn08/tests/Feature/Auth/PasswordResetTest.php(17): Illuminate/Foundation/Testing/TestCase->get('/forgot-passwor...') #59 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(1667): Tests/Feature/Auth/PasswordResetTest->test_reset_password_link_screen_can_be_rendered() #60 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(519): PHPUnit/Framework/TestCase->runTest() #61 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestRunner/TestRunner.php(87): PHPUnit/Framework/TestCase->runBare() #62 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(365): PHPUnit/Framework/TestRunner->run(Object(Tests/Feature/Auth/PasswordResetTest)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestCase->run() #64 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #65 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #66 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/TestRunner.php(64): PHPUnit/Framework/TestSuite->run() #67 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/Application.php(211): PHPUnit/TextUI/TestRunner->run(Object(PHPUnit/TextUI/Configuration/Configuration), Object(PHPUnit/Runner/ResultCache/DefaultResultCache), Object(PHPUnit/Framework/TestSuite)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/phpunit(104): PHPUnit/TextUI/Application->run(Array) #69 {main} [previous exception] [object] (Illuminate\\View\\ViewException(code: 0): Vite manifest not found at: C:\\xampp\\htdocs\\cbt-sdn08\\public\\build/manifest.json (View: C:\\xampp\\htdocs\\cbt-sdn08\\resources\\views\\layouts\\guest.blade.php) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Vite.php:946) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php(59): Illuminate/View/Engines/CompilerEngine->handleViewException(Object(Illuminate/Foundation/ViteManifestNotFoundException), 2) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php(76): Illuminate/View/Engines/PhpEngine->evaluatePath('C://xampp//htdocs...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(208): Illuminate/View/Engines/CompilerEngine->get('C://xampp//htdocs...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(191): Illuminate/View/View->getContents() #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(160): Illuminate/View/View->renderContents() #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Concerns/ManagesComponents.php(99): Illuminate/View/View->render() #6 C:/xampp/htdocs/cbt-sdn08/storage/framework/views/76a46d5ed358122a489b5f57e3b8afa6.php(130): Illuminate/View/Factory->renderComponent() #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php(123): require('C://xampp//htdocs...') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php(124): Illuminate/Filesystem/Filesystem::Illuminate/Filesystem/{closure}() #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php(57): Illuminate/Filesystem/Filesystem->getRequire('C://xampp//htdocs...', Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php(76): Illuminate/View/Engines/PhpEngine->evaluatePath('C://xampp//htdocs...', Array) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(208): Illuminate/View/Engines/CompilerEngine->get('C://xampp//htdocs...', Array) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(191): Illuminate/View/View->getContents() #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(160): Illuminate/View/View->renderContents() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Response.php(78): Illuminate/View/View->render() #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Response.php(34): Illuminate/Http/Response->setContent(Object(Illuminate/View/View)) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(939): Illuminate/Http/Response->__construct(Object(Illuminate/View/View), 200, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(906): Illuminate/Routing/Router::toResponse(Object(Illuminate/Http/Request), Object(Illuminate/View/View)) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Routing/Router->prepareResponse(Object(Illuminate/Http/Request), Object(Illuminate/View/View)) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/RedirectIfAuthenticated.php(47): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/RedirectIfAuthenticated->handle(Object(Illuminate/Http/Request), Object(Closure)) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(607): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(368): Illuminate/Foundation/Testing/TestCase->call('GET', '/forgot-passwor...', Array, Array, Array, Array) #67 C:/xampp/htdocs/cbt-sdn08/tests/Feature/Auth/PasswordResetTest.php(17): Illuminate/Foundation/Testing/TestCase->get('/forgot-passwor...') #68 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(1667): Tests/Feature/Auth/PasswordResetTest->test_reset_password_link_screen_can_be_rendered() #69 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(519): PHPUnit/Framework/TestCase->runTest() #70 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestRunner/TestRunner.php(87): PHPUnit/Framework/TestCase->runBare() #71 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(365): PHPUnit/Framework/TestRunner->run(Object(Tests/Feature/Auth/PasswordResetTest)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestCase->run() #73 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #74 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #75 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/TestRunner.php(64): PHPUnit/Framework/TestSuite->run() #76 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/Application.php(211): PHPUnit/TextUI/TestRunner->run(Object(PHPUnit/TextUI/Configuration/Configuration), Object(PHPUnit/Runner/ResultCache/DefaultResultCache), Object(PHPUnit/Framework/TestSuite)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/phpunit(104): PHPUnit/TextUI/Application->run(Array) #78 {main} [previous exception] [object] (Illuminate\\Foundation\\ViteManifestNotFoundException(code: 0): Vite manifest not found at: C:\\xampp\\htdocs\\cbt-sdn08\\public\\build/manifest.json at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Vite.php:946) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Vite.php(384): Illuminate/Foundation/Vite->manifest('build') #1 C:/xampp/htdocs/cbt-sdn08/storage/framework/views/fdec0e89b791707b0b925aeb89f8d4eb.php(15): Illuminate/Foundation/Vite->__invoke(Object(Illuminate/Support/Collection)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php(123): require('C://xampp//htdocs...') #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php(124): Illuminate/Filesystem/Filesystem::Illuminate/Filesystem/{closure}() #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php(57): Illuminate/Filesystem/Filesystem->getRequire('C://xampp//htdocs...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php(76): Illuminate/View/Engines/PhpEngine->evaluatePath('C://xampp//htdocs...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(208): Illuminate/View/Engines/CompilerEngine->get('C://xampp//htdocs...', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(191): Illuminate/View/View->getContents() #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(160): Illuminate/View/View->renderContents() #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Concerns/ManagesComponents.php(99): Illuminate/View/View->render() #10 C:/xampp/htdocs/cbt-sdn08/storage/framework/views/76a46d5ed358122a489b5f57e3b8afa6.php(130): Illuminate/View/Factory->renderComponent() #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php(123): require('C://xampp//htdocs...') #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php(124): Illuminate/Filesystem/Filesystem::Illuminate/Filesystem/{closure}() #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php(57): Illuminate/Filesystem/Filesystem->getRequire('C://xampp//htdocs...', Array) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php(76): Illuminate/View/Engines/PhpEngine->evaluatePath('C://xampp//htdocs...', Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(208): Illuminate/View/Engines/CompilerEngine->get('C://xampp//htdocs...', Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(191): Illuminate/View/View->getContents() #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(160): Illuminate/View/View->renderContents() #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Response.php(78): Illuminate/View/View->render() #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Response.php(34): Illuminate/Http/Response->setContent(Object(Illuminate/View/View)) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(939): Illuminate/Http/Response->__construct(Object(Illuminate/View/View), 200, Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(906): Illuminate/Routing/Router::toResponse(Object(Illuminate/Http/Request), Object(Illuminate/View/View)) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Routing/Router->prepareResponse(Object(Illuminate/Http/Request), Object(Illuminate/View/View)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/RedirectIfAuthenticated.php(47): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/RedirectIfAuthenticated->handle(Object(Illuminate/Http/Request), Object(Closure)) #26 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(607): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(368): Illuminate/Foundation/Testing/TestCase->call('GET', '/forgot-passwor...', Array, Array, Array, Array) #71 C:/xampp/htdocs/cbt-sdn08/tests/Feature/Auth/PasswordResetTest.php(17): Illuminate/Foundation/Testing/TestCase->get('/forgot-passwor...') #72 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(1667): Tests/Feature/Auth/PasswordResetTest->test_reset_password_link_screen_can_be_rendered() #73 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(519): PHPUnit/Framework/TestCase->runTest() #74 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestRunner/TestRunner.php(87): PHPUnit/Framework/TestCase->runBare() #75 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(365): PHPUnit/Framework/TestRunner->run(Object(Tests/Feature/Auth/PasswordResetTest)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestCase->run() #77 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #78 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #79 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/TestRunner.php(64): PHPUnit/Framework/TestSuite->run() #80 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/Application.php(211): PHPUnit/TextUI/TestRunner->run(Object(PHPUnit/TextUI/Configuration/Configuration), Object(PHPUnit/Runner/ResultCache/DefaultResultCache), Object(PHPUnit/Framework/TestSuite)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/phpunit(104): PHPUnit/TextUI/Application->run(Array) #82 {main} "} [2026-06-07 20:37:48] testing.ERROR: Vite manifest not found at: C:\xampp\htdocs\cbt-sdn08\public\build/manifest.json (View: C:\xampp\htdocs\cbt-sdn08\resources\views\layouts\guest.blade.php) (View: C:\xampp\htdocs\cbt-sdn08\resources\views\layouts\guest.blade.php) {"exception":"[object] (Illuminate\\View\\ViewException(code: 0): Vite manifest not found at: C:\\xampp\\htdocs\\cbt-sdn08\\public\\build/manifest.json (View: C:\\xampp\\htdocs\\cbt-sdn08\\resources\\views\\layouts\\guest.blade.php) (View: C:\\xampp\\htdocs\\cbt-sdn08\\resources\\views\\layouts\\guest.blade.php) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Vite.php:946) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php(59): Illuminate/View/Engines/CompilerEngine->handleViewException(Object(Illuminate/View/ViewException), 1) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php(76): Illuminate/View/Engines/PhpEngine->evaluatePath('C://xampp//htdocs...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(208): Illuminate/View/Engines/CompilerEngine->get('C://xampp//htdocs...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(191): Illuminate/View/View->getContents() #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(160): Illuminate/View/View->renderContents() #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Response.php(78): Illuminate/View/View->render() #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Response.php(34): Illuminate/Http/Response->setContent(Object(Illuminate/View/View)) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(939): Illuminate/Http/Response->__construct(Object(Illuminate/View/View), 200, Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(906): Illuminate/Routing/Router::toResponse(Object(Illuminate/Http/Request), Object(Illuminate/View/View)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Routing/Router->prepareResponse(Object(Illuminate/Http/Request), Object(Illuminate/View/View)) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/RedirectIfAuthenticated.php(47): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/RedirectIfAuthenticated->handle(Object(Illuminate/Http/Request), Object(Closure)) #13 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(607): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(368): Illuminate/Foundation/Testing/TestCase->call('GET', '/reset-password...', Array, Array, Array, Array) #58 C:/xampp/htdocs/cbt-sdn08/tests/Feature/Auth/PasswordResetTest.php(42): Illuminate/Foundation/Testing/TestCase->get('/reset-password...') #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Testing/Fakes/NotificationFake.php(261): Tests/Feature/Auth/PasswordResetTest->Tests/Feature/Auth/{closure}(Object(Illuminate/Auth/Notifications/ResetPassword), Array, Object(App/Models/User), NULL) #60 [internal function]: Illuminate/Support/Testing/Fakes/NotificationFake->Illuminate/Support/Testing/Fakes/{closure}(Array, 0) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Collections/Arr.php(1240): array_filter(Array, Object(Closure), 1) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Collections/Collection.php(415): Illuminate/Support/Arr::where(Array, Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Testing/Fakes/NotificationFake.php(260): Illuminate/Support/Collection->filter(Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Testing/Fakes/NotificationFake.php(90): Illuminate/Support/Testing/Fakes/NotificationFake->sent(Object(App/Models/User), 'Illuminate//Auth...', Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Facades/Facade.php(363): Illuminate/Support/Testing/Fakes/NotificationFake->assertSentTo(Object(App/Models/User), 'Illuminate//Auth...', Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/tests/Feature/Auth/PasswordResetTest.php(41): Illuminate/Support/Facades/Facade::__callStatic('assertSentTo', Array) #67 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(1667): Tests/Feature/Auth/PasswordResetTest->test_reset_password_screen_can_be_rendered() #68 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(519): PHPUnit/Framework/TestCase->runTest() #69 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestRunner/TestRunner.php(87): PHPUnit/Framework/TestCase->runBare() #70 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(365): PHPUnit/Framework/TestRunner->run(Object(Tests/Feature/Auth/PasswordResetTest)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestCase->run() #72 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #73 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #74 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/TestRunner.php(64): PHPUnit/Framework/TestSuite->run() #75 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/Application.php(211): PHPUnit/TextUI/TestRunner->run(Object(PHPUnit/TextUI/Configuration/Configuration), Object(PHPUnit/Runner/ResultCache/DefaultResultCache), Object(PHPUnit/Framework/TestSuite)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/phpunit(104): PHPUnit/TextUI/Application->run(Array) #77 {main} [previous exception] [object] (Illuminate\\View\\ViewException(code: 0): Vite manifest not found at: C:\\xampp\\htdocs\\cbt-sdn08\\public\\build/manifest.json (View: C:\\xampp\\htdocs\\cbt-sdn08\\resources\\views\\layouts\\guest.blade.php) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Vite.php:946) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php(59): Illuminate/View/Engines/CompilerEngine->handleViewException(Object(Illuminate/Foundation/ViteManifestNotFoundException), 2) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php(76): Illuminate/View/Engines/PhpEngine->evaluatePath('C://xampp//htdocs...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(208): Illuminate/View/Engines/CompilerEngine->get('C://xampp//htdocs...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(191): Illuminate/View/View->getContents() #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(160): Illuminate/View/View->renderContents() #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Concerns/ManagesComponents.php(99): Illuminate/View/View->render() #6 C:/xampp/htdocs/cbt-sdn08/storage/framework/views/fd6a0f4a81f1bedf948dc8e75f7b9d27.php(236): Illuminate/View/Factory->renderComponent() #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php(123): require('C://xampp//htdocs...') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php(124): Illuminate/Filesystem/Filesystem::Illuminate/Filesystem/{closure}() #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php(57): Illuminate/Filesystem/Filesystem->getRequire('C://xampp//htdocs...', Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php(76): Illuminate/View/Engines/PhpEngine->evaluatePath('C://xampp//htdocs...', Array) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(208): Illuminate/View/Engines/CompilerEngine->get('C://xampp//htdocs...', Array) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(191): Illuminate/View/View->getContents() #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(160): Illuminate/View/View->renderContents() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Response.php(78): Illuminate/View/View->render() #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Response.php(34): Illuminate/Http/Response->setContent(Object(Illuminate/View/View)) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(939): Illuminate/Http/Response->__construct(Object(Illuminate/View/View), 200, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(906): Illuminate/Routing/Router::toResponse(Object(Illuminate/Http/Request), Object(Illuminate/View/View)) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Routing/Router->prepareResponse(Object(Illuminate/Http/Request), Object(Illuminate/View/View)) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/RedirectIfAuthenticated.php(47): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/RedirectIfAuthenticated->handle(Object(Illuminate/Http/Request), Object(Closure)) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(607): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(368): Illuminate/Foundation/Testing/TestCase->call('GET', '/reset-password...', Array, Array, Array, Array) #67 C:/xampp/htdocs/cbt-sdn08/tests/Feature/Auth/PasswordResetTest.php(42): Illuminate/Foundation/Testing/TestCase->get('/reset-password...') #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Testing/Fakes/NotificationFake.php(261): Tests/Feature/Auth/PasswordResetTest->Tests/Feature/Auth/{closure}(Object(Illuminate/Auth/Notifications/ResetPassword), Array, Object(App/Models/User), NULL) #69 [internal function]: Illuminate/Support/Testing/Fakes/NotificationFake->Illuminate/Support/Testing/Fakes/{closure}(Array, 0) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Collections/Arr.php(1240): array_filter(Array, Object(Closure), 1) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Collections/Collection.php(415): Illuminate/Support/Arr::where(Array, Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Testing/Fakes/NotificationFake.php(260): Illuminate/Support/Collection->filter(Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Testing/Fakes/NotificationFake.php(90): Illuminate/Support/Testing/Fakes/NotificationFake->sent(Object(App/Models/User), 'Illuminate//Auth...', Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Facades/Facade.php(363): Illuminate/Support/Testing/Fakes/NotificationFake->assertSentTo(Object(App/Models/User), 'Illuminate//Auth...', Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/tests/Feature/Auth/PasswordResetTest.php(41): Illuminate/Support/Facades/Facade::__callStatic('assertSentTo', Array) #76 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(1667): Tests/Feature/Auth/PasswordResetTest->test_reset_password_screen_can_be_rendered() #77 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(519): PHPUnit/Framework/TestCase->runTest() #78 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestRunner/TestRunner.php(87): PHPUnit/Framework/TestCase->runBare() #79 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(365): PHPUnit/Framework/TestRunner->run(Object(Tests/Feature/Auth/PasswordResetTest)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestCase->run() #81 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #82 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #83 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/TestRunner.php(64): PHPUnit/Framework/TestSuite->run() #84 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/Application.php(211): PHPUnit/TextUI/TestRunner->run(Object(PHPUnit/TextUI/Configuration/Configuration), Object(PHPUnit/Runner/ResultCache/DefaultResultCache), Object(PHPUnit/Framework/TestSuite)) #85 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/phpunit(104): PHPUnit/TextUI/Application->run(Array) #86 {main} [previous exception] [object] (Illuminate\\Foundation\\ViteManifestNotFoundException(code: 0): Vite manifest not found at: C:\\xampp\\htdocs\\cbt-sdn08\\public\\build/manifest.json at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Vite.php:946) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Vite.php(384): Illuminate/Foundation/Vite->manifest('build') #1 C:/xampp/htdocs/cbt-sdn08/storage/framework/views/fdec0e89b791707b0b925aeb89f8d4eb.php(15): Illuminate/Foundation/Vite->__invoke(Object(Illuminate/Support/Collection)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php(123): require('C://xampp//htdocs...') #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php(124): Illuminate/Filesystem/Filesystem::Illuminate/Filesystem/{closure}() #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php(57): Illuminate/Filesystem/Filesystem->getRequire('C://xampp//htdocs...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php(76): Illuminate/View/Engines/PhpEngine->evaluatePath('C://xampp//htdocs...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(208): Illuminate/View/Engines/CompilerEngine->get('C://xampp//htdocs...', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(191): Illuminate/View/View->getContents() #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(160): Illuminate/View/View->renderContents() #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Concerns/ManagesComponents.php(99): Illuminate/View/View->render() #10 C:/xampp/htdocs/cbt-sdn08/storage/framework/views/fd6a0f4a81f1bedf948dc8e75f7b9d27.php(236): Illuminate/View/Factory->renderComponent() #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php(123): require('C://xampp//htdocs...') #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php(124): Illuminate/Filesystem/Filesystem::Illuminate/Filesystem/{closure}() #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php(57): Illuminate/Filesystem/Filesystem->getRequire('C://xampp//htdocs...', Array) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php(76): Illuminate/View/Engines/PhpEngine->evaluatePath('C://xampp//htdocs...', Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(208): Illuminate/View/Engines/CompilerEngine->get('C://xampp//htdocs...', Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(191): Illuminate/View/View->getContents() #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(160): Illuminate/View/View->renderContents() #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Response.php(78): Illuminate/View/View->render() #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Response.php(34): Illuminate/Http/Response->setContent(Object(Illuminate/View/View)) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(939): Illuminate/Http/Response->__construct(Object(Illuminate/View/View), 200, Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(906): Illuminate/Routing/Router::toResponse(Object(Illuminate/Http/Request), Object(Illuminate/View/View)) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Routing/Router->prepareResponse(Object(Illuminate/Http/Request), Object(Illuminate/View/View)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/RedirectIfAuthenticated.php(47): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/RedirectIfAuthenticated->handle(Object(Illuminate/Http/Request), Object(Closure)) #26 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(607): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(368): Illuminate/Foundation/Testing/TestCase->call('GET', '/reset-password...', Array, Array, Array, Array) #71 C:/xampp/htdocs/cbt-sdn08/tests/Feature/Auth/PasswordResetTest.php(42): Illuminate/Foundation/Testing/TestCase->get('/reset-password...') #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Testing/Fakes/NotificationFake.php(261): Tests/Feature/Auth/PasswordResetTest->Tests/Feature/Auth/{closure}(Object(Illuminate/Auth/Notifications/ResetPassword), Array, Object(App/Models/User), NULL) #73 [internal function]: Illuminate/Support/Testing/Fakes/NotificationFake->Illuminate/Support/Testing/Fakes/{closure}(Array, 0) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Collections/Arr.php(1240): array_filter(Array, Object(Closure), 1) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Collections/Collection.php(415): Illuminate/Support/Arr::where(Array, Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Testing/Fakes/NotificationFake.php(260): Illuminate/Support/Collection->filter(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Testing/Fakes/NotificationFake.php(90): Illuminate/Support/Testing/Fakes/NotificationFake->sent(Object(App/Models/User), 'Illuminate//Auth...', Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Facades/Facade.php(363): Illuminate/Support/Testing/Fakes/NotificationFake->assertSentTo(Object(App/Models/User), 'Illuminate//Auth...', Object(Closure)) #79 C:/xampp/htdocs/cbt-sdn08/tests/Feature/Auth/PasswordResetTest.php(41): Illuminate/Support/Facades/Facade::__callStatic('assertSentTo', Array) #80 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(1667): Tests/Feature/Auth/PasswordResetTest->test_reset_password_screen_can_be_rendered() #81 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(519): PHPUnit/Framework/TestCase->runTest() #82 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestRunner/TestRunner.php(87): PHPUnit/Framework/TestCase->runBare() #83 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(365): PHPUnit/Framework/TestRunner->run(Object(Tests/Feature/Auth/PasswordResetTest)) #84 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestCase->run() #85 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #86 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #87 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/TestRunner.php(64): PHPUnit/Framework/TestSuite->run() #88 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/Application.php(211): PHPUnit/TextUI/TestRunner->run(Object(PHPUnit/TextUI/Configuration/Configuration), Object(PHPUnit/Runner/ResultCache/DefaultResultCache), Object(PHPUnit/Framework/TestSuite)) #89 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/phpunit(104): PHPUnit/TextUI/Application->run(Array) #90 {main} "} [2026-06-07 20:37:50] testing.ERROR: SQLSTATE[HY000]: General error: 1 no such table: settings (Connection: sqlite, Database: :memory:, SQL: select * from "settings" where "key" = maintenance_mode limit 1) {"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 no such table: settings (Connection: sqlite, Database: :memory:, SQL: select * from \"settings\" where \"key\" = maintenance_mode limit 1) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('select * from \"...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(411): Illuminate/Database/Connection->run('select * from \"...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3505): Illuminate/Database/Connection->select('select * from \"...', Array, true) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3490): Illuminate/Database/Query/Builder->runSelect() #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4080): Illuminate/Database/Query/Builder->Illuminate/Database/Query/{closure}() #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3489): Illuminate/Database/Query/Builder->onceWithColumns(Array, Object(Closure)) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(902): Illuminate/Database/Query/Builder->get(Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(884): Illuminate/Database/Eloquent/Builder->getModels(Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Concerns/BuildsQueries.php(366): Illuminate/Database/Eloquent/Builder->get(Array) #9 C:/xampp/htdocs/cbt-sdn08/app/Models/Setting.php(15): Illuminate/Database/Eloquent/Builder->first() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cache/Repository.php(564): App/Models/Setting::App/Models/{closure}() #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cache/CacheManager.php(558): Illuminate/Cache/Repository->remember('setting.mainten...', 3600, Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Facades/Facade.php(363): Illuminate/Cache/CacheManager->__call('remember', Array) #13 C:/xampp/htdocs/cbt-sdn08/app/Models/Setting.php(14): Illuminate/Support/Facades/Facade::__callStatic('remember', Array) #14 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(15): App/Models/Setting::get('maintenance_mod...') #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(607): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(368): Illuminate/Foundation/Testing/TestCase->call('GET', '/', Array, Array, Array, Array) #59 C:/xampp/htdocs/cbt-sdn08/tests/Feature/ExampleTest.php(15): Illuminate/Foundation/Testing/TestCase->get('/') #60 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(1667): Tests/Feature/ExampleTest->test_the_application_returns_a_successful_response() #61 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(519): PHPUnit/Framework/TestCase->runTest() #62 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestRunner/TestRunner.php(87): PHPUnit/Framework/TestCase->runBare() #63 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(365): PHPUnit/Framework/TestRunner->run(Object(Tests/Feature/ExampleTest)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestCase->run() #65 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #66 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #67 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/TestRunner.php(64): PHPUnit/Framework/TestSuite->run() #68 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/Application.php(211): PHPUnit/TextUI/TestRunner->run(Object(PHPUnit/TextUI/Configuration/Configuration), Object(PHPUnit/Runner/ResultCache/DefaultResultCache), Object(PHPUnit/Framework/TestSuite)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/phpunit(104): PHPUnit/TextUI/Application->run(Array) #70 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 no such table: settings at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:420) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(420): PDO->prepare('select * from \"...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('select * from \"...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('select * from \"...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(411): Illuminate/Database/Connection->run('select * from \"...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3505): Illuminate/Database/Connection->select('select * from \"...', Array, true) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3490): Illuminate/Database/Query/Builder->runSelect() #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4080): Illuminate/Database/Query/Builder->Illuminate/Database/Query/{closure}() #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3489): Illuminate/Database/Query/Builder->onceWithColumns(Array, Object(Closure)) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(902): Illuminate/Database/Query/Builder->get(Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(884): Illuminate/Database/Eloquent/Builder->getModels(Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Concerns/BuildsQueries.php(366): Illuminate/Database/Eloquent/Builder->get(Array) #11 C:/xampp/htdocs/cbt-sdn08/app/Models/Setting.php(15): Illuminate/Database/Eloquent/Builder->first() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cache/Repository.php(564): App/Models/Setting::App/Models/{closure}() #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cache/CacheManager.php(558): Illuminate/Cache/Repository->remember('setting.mainten...', 3600, Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Facades/Facade.php(363): Illuminate/Cache/CacheManager->__call('remember', Array) #15 C:/xampp/htdocs/cbt-sdn08/app/Models/Setting.php(14): Illuminate/Support/Facades/Facade::__callStatic('remember', Array) #16 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(15): App/Models/Setting::get('maintenance_mod...') #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(607): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(368): Illuminate/Foundation/Testing/TestCase->call('GET', '/', Array, Array, Array, Array) #61 C:/xampp/htdocs/cbt-sdn08/tests/Feature/ExampleTest.php(15): Illuminate/Foundation/Testing/TestCase->get('/') #62 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(1667): Tests/Feature/ExampleTest->test_the_application_returns_a_successful_response() #63 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(519): PHPUnit/Framework/TestCase->runTest() #64 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestRunner/TestRunner.php(87): PHPUnit/Framework/TestCase->runBare() #65 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(365): PHPUnit/Framework/TestRunner->run(Object(Tests/Feature/ExampleTest)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestCase->run() #67 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #68 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #69 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/TestRunner.php(64): PHPUnit/Framework/TestSuite->run() #70 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/Application.php(211): PHPUnit/TextUI/TestRunner->run(Object(PHPUnit/TextUI/Configuration/Configuration), Object(PHPUnit/Runner/ResultCache/DefaultResultCache), Object(PHPUnit/Framework/TestSuite)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/phpunit(104): PHPUnit/TextUI/Application->run(Array) #72 {main} "} [2026-06-07 20:37:52] testing.ERROR: Vite manifest not found at: C:\xampp\htdocs\cbt-sdn08\public\build/manifest.json (View: C:\xampp\htdocs\cbt-sdn08\resources\views\layouts\app.blade.php) (View: C:\xampp\htdocs\cbt-sdn08\resources\views\layouts\app.blade.php) {"userId":1,"exception":"[object] (Illuminate\\View\\ViewException(code: 0): Vite manifest not found at: C:\\xampp\\htdocs\\cbt-sdn08\\public\\build/manifest.json (View: C:\\xampp\\htdocs\\cbt-sdn08\\resources\\views\\layouts\\app.blade.php) (View: C:\\xampp\\htdocs\\cbt-sdn08\\resources\\views\\layouts\\app.blade.php) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Vite.php:946) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php(59): Illuminate/View/Engines/CompilerEngine->handleViewException(Object(Illuminate/View/ViewException), 1) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php(76): Illuminate/View/Engines/PhpEngine->evaluatePath('C://xampp//htdocs...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(208): Illuminate/View/Engines/CompilerEngine->get('C://xampp//htdocs...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(191): Illuminate/View/View->getContents() #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(160): Illuminate/View/View->renderContents() #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Response.php(78): Illuminate/View/View->render() #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Response.php(34): Illuminate/Http/Response->setContent(Object(Illuminate/View/View)) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(939): Illuminate/Http/Response->__construct(Object(Illuminate/View/View), 200, Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(906): Illuminate/Routing/Router::toResponse(Object(Illuminate/Http/Request), Object(Illuminate/View/View)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Routing/Router->prepareResponse(Object(Illuminate/Http/Request), Object(Illuminate/View/View)) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #11 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(607): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(368): Illuminate/Foundation/Testing/TestCase->call('GET', '/profile', Array, Array, Array, Array) #58 C:/xampp/htdocs/cbt-sdn08/tests/Feature/ProfileTest.php(19): Illuminate/Foundation/Testing/TestCase->get('/profile') #59 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(1667): Tests/Feature/ProfileTest->test_profile_page_is_displayed() #60 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(519): PHPUnit/Framework/TestCase->runTest() #61 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestRunner/TestRunner.php(87): PHPUnit/Framework/TestCase->runBare() #62 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(365): PHPUnit/Framework/TestRunner->run(Object(Tests/Feature/ProfileTest)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestCase->run() #64 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #65 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #66 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/TestRunner.php(64): PHPUnit/Framework/TestSuite->run() #67 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/Application.php(211): PHPUnit/TextUI/TestRunner->run(Object(PHPUnit/TextUI/Configuration/Configuration), Object(PHPUnit/Runner/ResultCache/DefaultResultCache), Object(PHPUnit/Framework/TestSuite)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/phpunit(104): PHPUnit/TextUI/Application->run(Array) #69 {main} [previous exception] [object] (Illuminate\\View\\ViewException(code: 0): Vite manifest not found at: C:\\xampp\\htdocs\\cbt-sdn08\\public\\build/manifest.json (View: C:\\xampp\\htdocs\\cbt-sdn08\\resources\\views\\layouts\\app.blade.php) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Vite.php:946) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php(59): Illuminate/View/Engines/CompilerEngine->handleViewException(Object(Illuminate/Foundation/ViteManifestNotFoundException), 2) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php(76): Illuminate/View/Engines/PhpEngine->evaluatePath('C://xampp//htdocs...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(208): Illuminate/View/Engines/CompilerEngine->get('C://xampp//htdocs...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(191): Illuminate/View/View->getContents() #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(160): Illuminate/View/View->renderContents() #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Concerns/ManagesComponents.php(99): Illuminate/View/View->render() #6 C:/xampp/htdocs/cbt-sdn08/storage/framework/views/f06064c9164b6545efcd4900d01be9c5.php(39): Illuminate/View/Factory->renderComponent() #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php(123): require('C://xampp//htdocs...') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php(124): Illuminate/Filesystem/Filesystem::Illuminate/Filesystem/{closure}() #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php(57): Illuminate/Filesystem/Filesystem->getRequire('C://xampp//htdocs...', Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php(76): Illuminate/View/Engines/PhpEngine->evaluatePath('C://xampp//htdocs...', Array) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(208): Illuminate/View/Engines/CompilerEngine->get('C://xampp//htdocs...', Array) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(191): Illuminate/View/View->getContents() #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(160): Illuminate/View/View->renderContents() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Response.php(78): Illuminate/View/View->render() #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Response.php(34): Illuminate/Http/Response->setContent(Object(Illuminate/View/View)) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(939): Illuminate/Http/Response->__construct(Object(Illuminate/View/View), 200, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(906): Illuminate/Routing/Router::toResponse(Object(Illuminate/Http/Request), Object(Illuminate/View/View)) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Routing/Router->prepareResponse(Object(Illuminate/Http/Request), Object(Illuminate/View/View)) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #20 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(607): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(368): Illuminate/Foundation/Testing/TestCase->call('GET', '/profile', Array, Array, Array, Array) #67 C:/xampp/htdocs/cbt-sdn08/tests/Feature/ProfileTest.php(19): Illuminate/Foundation/Testing/TestCase->get('/profile') #68 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(1667): Tests/Feature/ProfileTest->test_profile_page_is_displayed() #69 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(519): PHPUnit/Framework/TestCase->runTest() #70 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestRunner/TestRunner.php(87): PHPUnit/Framework/TestCase->runBare() #71 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(365): PHPUnit/Framework/TestRunner->run(Object(Tests/Feature/ProfileTest)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestCase->run() #73 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #74 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #75 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/TestRunner.php(64): PHPUnit/Framework/TestSuite->run() #76 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/Application.php(211): PHPUnit/TextUI/TestRunner->run(Object(PHPUnit/TextUI/Configuration/Configuration), Object(PHPUnit/Runner/ResultCache/DefaultResultCache), Object(PHPUnit/Framework/TestSuite)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/phpunit(104): PHPUnit/TextUI/Application->run(Array) #78 {main} [previous exception] [object] (Illuminate\\Foundation\\ViteManifestNotFoundException(code: 0): Vite manifest not found at: C:\\xampp\\htdocs\\cbt-sdn08\\public\\build/manifest.json at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Vite.php:946) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Vite.php(384): Illuminate/Foundation/Vite->manifest('build') #1 C:/xampp/htdocs/cbt-sdn08/storage/framework/views/ba10a2fb645dc90e3c8e90c8d6915407.php(15): Illuminate/Foundation/Vite->__invoke(Object(Illuminate/Support/Collection)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php(123): require('C://xampp//htdocs...') #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php(124): Illuminate/Filesystem/Filesystem::Illuminate/Filesystem/{closure}() #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php(57): Illuminate/Filesystem/Filesystem->getRequire('C://xampp//htdocs...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php(76): Illuminate/View/Engines/PhpEngine->evaluatePath('C://xampp//htdocs...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(208): Illuminate/View/Engines/CompilerEngine->get('C://xampp//htdocs...', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(191): Illuminate/View/View->getContents() #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(160): Illuminate/View/View->renderContents() #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Concerns/ManagesComponents.php(99): Illuminate/View/View->render() #10 C:/xampp/htdocs/cbt-sdn08/storage/framework/views/f06064c9164b6545efcd4900d01be9c5.php(39): Illuminate/View/Factory->renderComponent() #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php(123): require('C://xampp//htdocs...') #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php(124): Illuminate/Filesystem/Filesystem::Illuminate/Filesystem/{closure}() #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php(57): Illuminate/Filesystem/Filesystem->getRequire('C://xampp//htdocs...', Array) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php(76): Illuminate/View/Engines/PhpEngine->evaluatePath('C://xampp//htdocs...', Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(208): Illuminate/View/Engines/CompilerEngine->get('C://xampp//htdocs...', Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(191): Illuminate/View/View->getContents() #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/View.php(160): Illuminate/View/View->renderContents() #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Response.php(78): Illuminate/View/View->render() #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Response.php(34): Illuminate/Http/Response->setContent(Object(Illuminate/View/View)) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(939): Illuminate/Http/Response->__construct(Object(Illuminate/View/View), 200, Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(906): Illuminate/Routing/Router::toResponse(Object(Illuminate/Http/Request), Object(Illuminate/View/View)) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Routing/Router->prepareResponse(Object(Illuminate/Http/Request), Object(Illuminate/View/View)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(607): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(368): Illuminate/Foundation/Testing/TestCase->call('GET', '/profile', Array, Array, Array, Array) #71 C:/xampp/htdocs/cbt-sdn08/tests/Feature/ProfileTest.php(19): Illuminate/Foundation/Testing/TestCase->get('/profile') #72 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(1667): Tests/Feature/ProfileTest->test_profile_page_is_displayed() #73 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(519): PHPUnit/Framework/TestCase->runTest() #74 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestRunner/TestRunner.php(87): PHPUnit/Framework/TestCase->runBare() #75 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(365): PHPUnit/Framework/TestRunner->run(Object(Tests/Feature/ProfileTest)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestCase->run() #77 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #78 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #79 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/TestRunner.php(64): PHPUnit/Framework/TestSuite->run() #80 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/Application.php(211): PHPUnit/TextUI/TestRunner->run(Object(PHPUnit/TextUI/Configuration/Configuration), Object(PHPUnit/Runner/ResultCache/DefaultResultCache), Object(PHPUnit/Framework/TestSuite)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/phpunit(104): PHPUnit/TextUI/Application->run(Array) #82 {main} "} [2026-06-07 20:38:10] testing.ERROR: SQLSTATE[HY000]: General error: 1 no such table: settings (Connection: sqlite, Database: :memory:, SQL: select * from "settings" where "key" = maintenance_mode limit 1) {"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 no such table: settings (Connection: sqlite, Database: :memory:, SQL: select * from \"settings\" where \"key\" = maintenance_mode limit 1) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('select * from \"...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(411): Illuminate/Database/Connection->run('select * from \"...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3505): Illuminate/Database/Connection->select('select * from \"...', Array, true) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3490): Illuminate/Database/Query/Builder->runSelect() #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4080): Illuminate/Database/Query/Builder->Illuminate/Database/Query/{closure}() #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3489): Illuminate/Database/Query/Builder->onceWithColumns(Array, Object(Closure)) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(902): Illuminate/Database/Query/Builder->get(Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(884): Illuminate/Database/Eloquent/Builder->getModels(Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Concerns/BuildsQueries.php(366): Illuminate/Database/Eloquent/Builder->get(Array) #9 C:/xampp/htdocs/cbt-sdn08/app/Models/Setting.php(15): Illuminate/Database/Eloquent/Builder->first() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cache/Repository.php(564): App/Models/Setting::App/Models/{closure}() #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cache/CacheManager.php(558): Illuminate/Cache/Repository->remember('setting.mainten...', 3600, Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Facades/Facade.php(363): Illuminate/Cache/CacheManager->__call('remember', Array) #13 C:/xampp/htdocs/cbt-sdn08/app/Models/Setting.php(14): Illuminate/Support/Facades/Facade::__callStatic('remember', Array) #14 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(15): App/Models/Setting::get('maintenance_mod...') #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(607): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(368): Illuminate/Foundation/Testing/TestCase->call('GET', '/', Array, Array, Array, Array) #59 C:/xampp/htdocs/cbt-sdn08/tests/Feature/ExampleTest.php(11): Illuminate/Foundation/Testing/TestCase->get('/') #60 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(1667): Tests/Feature/ExampleTest->test_the_application_returns_a_successful_response() #61 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(519): PHPUnit/Framework/TestCase->runTest() #62 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestRunner/TestRunner.php(87): PHPUnit/Framework/TestCase->runBare() #63 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(365): PHPUnit/Framework/TestRunner->run(Object(Tests/Feature/ExampleTest)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestCase->run() #65 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #66 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #67 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/TestRunner.php(64): PHPUnit/Framework/TestSuite->run() #68 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/Application.php(211): PHPUnit/TextUI/TestRunner->run(Object(PHPUnit/TextUI/Configuration/Configuration), Object(PHPUnit/Runner/ResultCache/DefaultResultCache), Object(PHPUnit/Framework/TestSuite)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/phpunit(104): PHPUnit/TextUI/Application->run(Array) #70 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 no such table: settings at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:420) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(420): PDO->prepare('select * from \"...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('select * from \"...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('select * from \"...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(411): Illuminate/Database/Connection->run('select * from \"...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3505): Illuminate/Database/Connection->select('select * from \"...', Array, true) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3490): Illuminate/Database/Query/Builder->runSelect() #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4080): Illuminate/Database/Query/Builder->Illuminate/Database/Query/{closure}() #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3489): Illuminate/Database/Query/Builder->onceWithColumns(Array, Object(Closure)) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(902): Illuminate/Database/Query/Builder->get(Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(884): Illuminate/Database/Eloquent/Builder->getModels(Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Concerns/BuildsQueries.php(366): Illuminate/Database/Eloquent/Builder->get(Array) #11 C:/xampp/htdocs/cbt-sdn08/app/Models/Setting.php(15): Illuminate/Database/Eloquent/Builder->first() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cache/Repository.php(564): App/Models/Setting::App/Models/{closure}() #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cache/CacheManager.php(558): Illuminate/Cache/Repository->remember('setting.mainten...', 3600, Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Facades/Facade.php(363): Illuminate/Cache/CacheManager->__call('remember', Array) #15 C:/xampp/htdocs/cbt-sdn08/app/Models/Setting.php(14): Illuminate/Support/Facades/Facade::__callStatic('remember', Array) #16 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(15): App/Models/Setting::get('maintenance_mod...') #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(607): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(368): Illuminate/Foundation/Testing/TestCase->call('GET', '/', Array, Array, Array, Array) #61 C:/xampp/htdocs/cbt-sdn08/tests/Feature/ExampleTest.php(11): Illuminate/Foundation/Testing/TestCase->get('/') #62 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(1667): Tests/Feature/ExampleTest->test_the_application_returns_a_successful_response() #63 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(519): PHPUnit/Framework/TestCase->runTest() #64 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestRunner/TestRunner.php(87): PHPUnit/Framework/TestCase->runBare() #65 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(365): PHPUnit/Framework/TestRunner->run(Object(Tests/Feature/ExampleTest)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestCase->run() #67 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #68 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #69 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/TestRunner.php(64): PHPUnit/Framework/TestSuite->run() #70 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/Application.php(211): PHPUnit/TextUI/TestRunner->run(Object(PHPUnit/TextUI/Configuration/Configuration), Object(PHPUnit/Runner/ResultCache/DefaultResultCache), Object(PHPUnit/Framework/TestSuite)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/phpunit(104): PHPUnit/TextUI/Application->run(Array) #72 {main} "} [2026-06-07 20:38:12] testing.ERROR: SQLSTATE[HY000]: General error: 1 no such table: settings (Connection: sqlite, Database: :memory:, SQL: select * from "settings" where "key" = maintenance_mode limit 1) {"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 no such table: settings (Connection: sqlite, Database: :memory:, SQL: select * from \"settings\" where \"key\" = maintenance_mode limit 1) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('select * from \"...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(411): Illuminate/Database/Connection->run('select * from \"...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3505): Illuminate/Database/Connection->select('select * from \"...', Array, true) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3490): Illuminate/Database/Query/Builder->runSelect() #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4080): Illuminate/Database/Query/Builder->Illuminate/Database/Query/{closure}() #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3489): Illuminate/Database/Query/Builder->onceWithColumns(Array, Object(Closure)) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(902): Illuminate/Database/Query/Builder->get(Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(884): Illuminate/Database/Eloquent/Builder->getModels(Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Concerns/BuildsQueries.php(366): Illuminate/Database/Eloquent/Builder->get(Array) #9 C:/xampp/htdocs/cbt-sdn08/app/Models/Setting.php(15): Illuminate/Database/Eloquent/Builder->first() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cache/Repository.php(564): App/Models/Setting::App/Models/{closure}() #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cache/CacheManager.php(558): Illuminate/Cache/Repository->remember('setting.mainten...', 3600, Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Facades/Facade.php(363): Illuminate/Cache/CacheManager->__call('remember', Array) #13 C:/xampp/htdocs/cbt-sdn08/app/Models/Setting.php(14): Illuminate/Support/Facades/Facade::__callStatic('remember', Array) #14 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(15): App/Models/Setting::get('maintenance_mod...') #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(607): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(368): Illuminate/Foundation/Testing/TestCase->call('GET', '/login', Array, Array, Array, Array) #59 C:/xampp/htdocs/cbt-sdn08/tests/Feature/ExampleTest.php(18): Illuminate/Foundation/Testing/TestCase->get('/login') #60 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(1667): Tests/Feature/ExampleTest->test_login_page_is_accessible() #61 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(519): PHPUnit/Framework/TestCase->runTest() #62 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestRunner/TestRunner.php(87): PHPUnit/Framework/TestCase->runBare() #63 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(365): PHPUnit/Framework/TestRunner->run(Object(Tests/Feature/ExampleTest)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestCase->run() #65 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #66 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #67 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/TestRunner.php(64): PHPUnit/Framework/TestSuite->run() #68 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/Application.php(211): PHPUnit/TextUI/TestRunner->run(Object(PHPUnit/TextUI/Configuration/Configuration), Object(PHPUnit/Runner/ResultCache/DefaultResultCache), Object(PHPUnit/Framework/TestSuite)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/phpunit(104): PHPUnit/TextUI/Application->run(Array) #70 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 no such table: settings at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:420) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(420): PDO->prepare('select * from \"...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('select * from \"...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('select * from \"...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(411): Illuminate/Database/Connection->run('select * from \"...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3505): Illuminate/Database/Connection->select('select * from \"...', Array, true) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3490): Illuminate/Database/Query/Builder->runSelect() #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4080): Illuminate/Database/Query/Builder->Illuminate/Database/Query/{closure}() #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(3489): Illuminate/Database/Query/Builder->onceWithColumns(Array, Object(Closure)) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(902): Illuminate/Database/Query/Builder->get(Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(884): Illuminate/Database/Eloquent/Builder->getModels(Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Concerns/BuildsQueries.php(366): Illuminate/Database/Eloquent/Builder->get(Array) #11 C:/xampp/htdocs/cbt-sdn08/app/Models/Setting.php(15): Illuminate/Database/Eloquent/Builder->first() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cache/Repository.php(564): App/Models/Setting::App/Models/{closure}() #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cache/CacheManager.php(558): Illuminate/Cache/Repository->remember('setting.mainten...', 3600, Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Facades/Facade.php(363): Illuminate/Cache/CacheManager->__call('remember', Array) #15 C:/xampp/htdocs/cbt-sdn08/app/Models/Setting.php(14): Illuminate/Support/Facades/Facade::__callStatic('remember', Array) #16 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(15): App/Models/Setting::get('maintenance_mod...') #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(607): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Testing/Concerns/MakesHttpRequests.php(368): Illuminate/Foundation/Testing/TestCase->call('GET', '/login', Array, Array, Array, Array) #61 C:/xampp/htdocs/cbt-sdn08/tests/Feature/ExampleTest.php(18): Illuminate/Foundation/Testing/TestCase->get('/login') #62 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(1667): Tests/Feature/ExampleTest->test_login_page_is_accessible() #63 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(519): PHPUnit/Framework/TestCase->runTest() #64 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestRunner/TestRunner.php(87): PHPUnit/Framework/TestCase->runBare() #65 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestCase.php(365): PHPUnit/Framework/TestRunner->run(Object(Tests/Feature/ExampleTest)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestCase->run() #67 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #68 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/Framework/TestSuite.php(369): PHPUnit/Framework/TestSuite->run() #69 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/TestRunner.php(64): PHPUnit/Framework/TestSuite->run() #70 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/src/TextUI/Application.php(211): PHPUnit/TextUI/TestRunner->run(Object(PHPUnit/TextUI/Configuration/Configuration), Object(PHPUnit/Runner/ResultCache/DefaultResultCache), Object(PHPUnit/Framework/TestSuite)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/phpunit/phpunit/phpunit(104): PHPUnit/TextUI/Application->run(Array) #72 {main} "} [2026-06-07 20:44:19] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (1, 2, 7, ?, 2026-06-07 20:44:19, 0, 2026-06-07 20:44:19, 2026-06-07 20:44:19)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (1, 2, 7, ?, 2026-06-07 20:44:19, 0, 2026-06-07 20:44:19, 2026-06-07 20:44:19)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(113): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(60): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 2, 7, NULL, false) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #77 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(113): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(60): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 2, 7, NULL, false) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} "} [2026-06-07 20:44:22] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (1, 2, 6, ?, 2026-06-07 20:44:22, 0, 2026-06-07 20:44:22, 2026-06-07 20:44:22)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (1, 2, 6, ?, 2026-06-07 20:44:22, 0, 2026-06-07 20:44:22, 2026-06-07 20:44:22)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(113): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(60): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 2, 6, NULL, false) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #77 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(113): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(60): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 2, 6, NULL, false) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} "} [2026-06-07 20:44:25] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (1, 2, 6, ?, 2026-06-07 20:44:25, 1, 2026-06-07 20:44:25, 2026-06-07 20:44:25)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (1, 2, 6, ?, 2026-06-07 20:44:25, 1, 2026-06-07 20:44:25, 2026-06-07 20:44:25)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(113): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(60): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 2, 6, NULL, true) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #77 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(113): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(60): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 2, 6, NULL, true) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} "} [2026-06-07 20:44:28] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (1, 5, 19, ?, 2026-06-07 20:44:28, 0, 2026-06-07 20:44:28, 2026-06-07 20:44:28)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (1, 5, 19, ?, 2026-06-07 20:44:28, 0, 2026-06-07 20:44:28, 2026-06-07 20:44:28)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(113): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(60): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 5, 19, NULL, false) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #77 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(113): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(60): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 5, 19, NULL, false) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} "} [2026-06-07 20:44:34] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (1, 4, 16, ?, 2026-06-07 20:44:34, 0, 2026-06-07 20:44:34, 2026-06-07 20:44:34)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (1, 4, 16, ?, 2026-06-07 20:44:34, 0, 2026-06-07 20:44:34, 2026-06-07 20:44:34)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(113): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(60): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 4, 16, NULL, false) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #77 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(113): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(60): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 4, 16, NULL, false) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} "} [2026-06-07 20:44:40] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (1, 3, 11, ?, 2026-06-07 20:44:40, 0, 2026-06-07 20:44:40, 2026-06-07 20:44:40)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (1, 3, 11, ?, 2026-06-07 20:44:40, 0, 2026-06-07 20:44:40, 2026-06-07 20:44:40)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(113): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(60): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 11, NULL, false) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #77 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(113): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(60): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 11, NULL, false) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} "} [2026-06-07 20:44:42] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (1, 3, 11, ?, 2026-06-07 20:44:42, 1, 2026-06-07 20:44:42, 2026-06-07 20:44:42)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (1, 3, 11, ?, 2026-06-07 20:44:42, 1, 2026-06-07 20:44:42, 2026-06-07 20:44:42)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(113): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(60): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 11, NULL, true) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #77 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(113): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(60): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 11, NULL, true) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} "} [2026-06-07 20:44:45] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (1, 1, 3, ?, 2026-06-07 20:44:45, 0, 2026-06-07 20:44:45, 2026-06-07 20:44:45)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (1, 1, 3, ?, 2026-06-07 20:44:45, 0, 2026-06-07 20:44:45, 2026-06-07 20:44:45)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(113): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(60): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 1, 3, NULL, false) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #77 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(113): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(60): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 1, 3, NULL, false) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} "} [2026-06-07 20:44:46] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (1, 1, 3, ?, 2026-06-07 20:44:46, 0, 2026-06-07 20:44:46, 2026-06-07 20:44:46)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (1, 1, 3, ?, 2026-06-07 20:44:46, 0, 2026-06-07 20:44:46, 2026-06-07 20:44:46)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(113): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(60): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 1, 3, NULL, false) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #77 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(113): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(60): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 1, 3, NULL, false) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} "} [2026-06-07 20:44:47] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (1, 2, 6, ?, 2026-06-07 20:44:47, 1, 2026-06-07 20:44:47, 2026-06-07 20:44:47)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (1, 2, 6, ?, 2026-06-07 20:44:47, 1, 2026-06-07 20:44:47, 2026-06-07 20:44:47)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(113): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(60): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 2, 6, NULL, true) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #77 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(113): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(60): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 2, 6, NULL, true) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} "} [2026-06-07 20:44:49] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (1, 3, 11, ?, 2026-06-07 20:44:49, 1, 2026-06-07 20:44:49, 2026-06-07 20:44:49)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (1, 3, 11, ?, 2026-06-07 20:44:49, 1, 2026-06-07 20:44:49, 2026-06-07 20:44:49)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(113): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(60): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 11, NULL, true) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #77 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(113): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(60): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 11, NULL, true) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} "} [2026-06-07 20:44:50] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (1, 4, 16, ?, 2026-06-07 20:44:50, 0, 2026-06-07 20:44:50, 2026-06-07 20:44:50)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (1, 4, 16, ?, 2026-06-07 20:44:50, 0, 2026-06-07 20:44:50, 2026-06-07 20:44:50)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(113): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(60): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 4, 16, NULL, false) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #77 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(113): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(60): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 4, 16, NULL, false) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} "} [2026-06-07 20:44:51] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (1, 5, 19, ?, 2026-06-07 20:44:51, 0, 2026-06-07 20:44:51, 2026-06-07 20:44:51)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (1, 5, 19, ?, 2026-06-07 20:44:51, 0, 2026-06-07 20:44:51, 2026-06-07 20:44:51)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(113): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(60): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 5, 19, NULL, false) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #77 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(113): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(60): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 5, 19, NULL, false) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} "} [2026-06-07 20:44:52] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (1, 1, 3, ?, 2026-06-07 20:44:52, 0, 2026-06-07 20:44:52, 2026-06-07 20:44:52)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (1, 1, 3, ?, 2026-06-07 20:44:52, 0, 2026-06-07 20:44:52, 2026-06-07 20:44:52)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(113): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(60): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 1, 3, NULL, false) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #77 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(113): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(60): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 1, 3, NULL, false) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} "} [2026-06-08 04:36:28] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:36:28, 0, 2026-06-08 04:36:28, 2026-06-08 04:36:28)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:36:28, 0, 2026-06-08 04:36:28, 2026-06-08 04:36:28)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(92): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(92): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-08 04:36:29] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:36:29, 0, 2026-06-08 04:36:29, 2026-06-08 04:36:29)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:36:29, 0, 2026-06-08 04:36:29, 2026-06-08 04:36:29)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 0) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 0) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:36:29] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:36:29, 0, 2026-06-08 04:36:29, 2026-06-08 04:36:29)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:36:29, 0, 2026-06-08 04:36:29, 2026-06-08 04:36:29)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 0) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 0) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:36:29] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:36:29, 0, 2026-06-08 04:36:29, 2026-06-08 04:36:29)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:36:29, 0, 2026-06-08 04:36:29, 2026-06-08 04:36:29)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 0) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 0) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:36:31] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 7, 25, ?, 2026-06-08 04:36:31, 0, 2026-06-08 04:36:31, 2026-06-08 04:36:31)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 7, 25, ?, 2026-06-08 04:36:31, 0, 2026-06-08 04:36:31, 2026-06-08 04:36:31)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(92): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 7, 25, NULL, false) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(92): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 7, 25, NULL, false) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-08 04:36:34] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 7, 27, ?, 2026-06-08 04:36:34, 0, 2026-06-08 04:36:34, 2026-06-08 04:36:34)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 7, 27, ?, 2026-06-08 04:36:34, 0, 2026-06-08 04:36:34, 2026-06-08 04:36:34)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(92): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 7, 27, NULL, false) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(92): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 7, 27, NULL, false) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-08 04:36:34] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:36:34, 0, 2026-06-08 04:36:34, 2026-06-08 04:36:34)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:36:34, 0, 2026-06-08 04:36:34, 2026-06-08 04:36:34)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:36:35] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:36:35, 0, 2026-06-08 04:36:35, 2026-06-08 04:36:35)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:36:35, 0, 2026-06-08 04:36:35, 2026-06-08 04:36:35)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:36:36] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:36:36, 0, 2026-06-08 04:36:36, 2026-06-08 04:36:36)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:36:36, 0, 2026-06-08 04:36:36, 2026-06-08 04:36:36)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:36:40] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:36:40, 0, 2026-06-08 04:36:40, 2026-06-08 04:36:40)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:36:40, 0, 2026-06-08 04:36:40, 2026-06-08 04:36:40)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:36:40] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:36:40, 0, 2026-06-08 04:36:40, 2026-06-08 04:36:40)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:36:40, 0, 2026-06-08 04:36:40, 2026-06-08 04:36:40)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:36:40] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:36:40, 0, 2026-06-08 04:36:40, 2026-06-08 04:36:40)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:36:40, 0, 2026-06-08 04:36:40, 2026-06-08 04:36:40)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:36:41] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:36:41, 0, 2026-06-08 04:36:41, 2026-06-08 04:36:41)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:36:41, 0, 2026-06-08 04:36:41, 2026-06-08 04:36:41)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:36:41] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:36:41, 0, 2026-06-08 04:36:41, 2026-06-08 04:36:41)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:36:41, 0, 2026-06-08 04:36:41, 2026-06-08 04:36:41)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:36:42] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:36:42, 0, 2026-06-08 04:36:42, 2026-06-08 04:36:42)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:36:42, 0, 2026-06-08 04:36:42, 2026-06-08 04:36:42)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:36:43] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:36:43, 0, 2026-06-08 04:36:43, 2026-06-08 04:36:43)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:36:43, 0, 2026-06-08 04:36:43, 2026-06-08 04:36:43)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:36:44] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:36:44, 0, 2026-06-08 04:36:44, 2026-06-08 04:36:44)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:36:44, 0, 2026-06-08 04:36:44, 2026-06-08 04:36:44)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:36:45] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:36:45, 0, 2026-06-08 04:36:45, 2026-06-08 04:36:45)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:36:45, 0, 2026-06-08 04:36:45, 2026-06-08 04:36:45)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:36:45] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:36:45, 0, 2026-06-08 04:36:45, 2026-06-08 04:36:45)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:36:45, 0, 2026-06-08 04:36:45, 2026-06-08 04:36:45)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:36:49] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 6, 22, ?, 2026-06-08 04:36:49, 0, 2026-06-08 04:36:49, 2026-06-08 04:36:49)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 6, 22, ?, 2026-06-08 04:36:49, 0, 2026-06-08 04:36:49, 2026-06-08 04:36:49)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(92): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 6, 22, NULL, false) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(92): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 6, 22, NULL, false) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-08 04:36:49] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:36:49, 0, 2026-06-08 04:36:49, 2026-06-08 04:36:49)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:36:49, 0, 2026-06-08 04:36:49, 2026-06-08 04:36:49)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:36:49] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:36:49, 0, 2026-06-08 04:36:49, 2026-06-08 04:36:49)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:36:49, 0, 2026-06-08 04:36:49, 2026-06-08 04:36:49)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:36:54] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:36:54, 0, 2026-06-08 04:36:54, 2026-06-08 04:36:54)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:36:54, 0, 2026-06-08 04:36:54, 2026-06-08 04:36:54)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:36:54] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:36:54, 0, 2026-06-08 04:36:54, 2026-06-08 04:36:54)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:36:54, 0, 2026-06-08 04:36:54, 2026-06-08 04:36:54)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:36:59] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:36:59, 0, 2026-06-08 04:36:59, 2026-06-08 04:36:59)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:36:59, 0, 2026-06-08 04:36:59, 2026-06-08 04:36:59)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:36:59] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:36:59, 0, 2026-06-08 04:36:59, 2026-06-08 04:36:59)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:36:59, 0, 2026-06-08 04:36:59, 2026-06-08 04:36:59)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:37:04] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:37:04, 0, 2026-06-08 04:37:04, 2026-06-08 04:37:04)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:37:04, 0, 2026-06-08 04:37:04, 2026-06-08 04:37:04)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:37:05] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:37:05, 0, 2026-06-08 04:37:05, 2026-06-08 04:37:05)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:37:05, 0, 2026-06-08 04:37:05, 2026-06-08 04:37:05)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:37:09] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:37:09, 0, 2026-06-08 04:37:09, 2026-06-08 04:37:09)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:37:09, 0, 2026-06-08 04:37:09, 2026-06-08 04:37:09)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:37:09] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:37:09, 0, 2026-06-08 04:37:09, 2026-06-08 04:37:09)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:37:09, 0, 2026-06-08 04:37:09, 2026-06-08 04:37:09)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:37:14] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:37:14, 0, 2026-06-08 04:37:14, 2026-06-08 04:37:14)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:37:14, 0, 2026-06-08 04:37:14, 2026-06-08 04:37:14)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:37:15] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:37:15, 0, 2026-06-08 04:37:15, 2026-06-08 04:37:15)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:37:15, 0, 2026-06-08 04:37:15, 2026-06-08 04:37:15)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:37:15] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:37:15, 0, 2026-06-08 04:37:15, 2026-06-08 04:37:15)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:37:15, 0, 2026-06-08 04:37:15, 2026-06-08 04:37:15)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:37:17] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:37:17, 0, 2026-06-08 04:37:17, 2026-06-08 04:37:17)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:37:17, 0, 2026-06-08 04:37:17, 2026-06-08 04:37:17)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:37:18] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:37:18, 0, 2026-06-08 04:37:18, 2026-06-08 04:37:18)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:37:18, 0, 2026-06-08 04:37:18, 2026-06-08 04:37:18)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:37:19] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:37:19, 0, 2026-06-08 04:37:19, 2026-06-08 04:37:19)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:37:19, 0, 2026-06-08 04:37:19, 2026-06-08 04:37:19)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:37:19] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:37:19, 0, 2026-06-08 04:37:19, 2026-06-08 04:37:19)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:37:19, 0, 2026-06-08 04:37:19, 2026-06-08 04:37:19)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:37:20] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:37:20, 0, 2026-06-08 04:37:20, 2026-06-08 04:37:20)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:37:20, 0, 2026-06-08 04:37:20, 2026-06-08 04:37:20)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-08 04:37:20] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (2, 8, ?, adasds, 2026-06-08 04:37:20, 0, 2026-06-08 04:37:20, 2026-06-08 04:37:20)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (2, 8, ?, adasds, 2026-06-08 04:37:20, 0, 2026-06-08 04:37:20, 2026-06-08 04:37:20)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(122): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(185): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 8, NULL, 'adasds', false) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(125): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:40:26] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:40:26, 0, 2026-06-14 17:40:26, 2026-06-14 17:40:26)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:40:26, 0, 2026-06-14 17:40:26, 2026-06-14 17:40:26)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-14 17:40:28] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:40:28, 0, 2026-06-14 17:40:28, 2026-06-14 17:40:28)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:40:28, 0, 2026-06-14 17:40:28, 2026-06-14 17:40:28)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 0) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 0) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:40:29] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:40:29, 0, 2026-06-14 17:40:29, 2026-06-14 17:40:29)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:40:29, 0, 2026-06-14 17:40:29, 2026-06-14 17:40:29)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:40:30] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:40:30, 0, 2026-06-14 17:40:30, 2026-06-14 17:40:30)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:40:30, 0, 2026-06-14 17:40:30, 2026-06-14 17:40:30)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:40:34] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:40:34, 0, 2026-06-14 17:40:34, 2026-06-14 17:40:34)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:40:34, 0, 2026-06-14 17:40:34, 2026-06-14 17:40:34)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:40:34] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:40:34, 0, 2026-06-14 17:40:34, 2026-06-14 17:40:34)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:40:34, 0, 2026-06-14 17:40:34, 2026-06-14 17:40:34)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:40:39] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:40:39, 0, 2026-06-14 17:40:39, 2026-06-14 17:40:39)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:40:39, 0, 2026-06-14 17:40:39, 2026-06-14 17:40:39)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:40:39] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:40:39, 0, 2026-06-14 17:40:39, 2026-06-14 17:40:39)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:40:39, 0, 2026-06-14 17:40:39, 2026-06-14 17:40:39)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:40:44] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:40:44, 0, 2026-06-14 17:40:44, 2026-06-14 17:40:44)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:40:44, 0, 2026-06-14 17:40:44, 2026-06-14 17:40:44)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:40:44] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:40:44, 0, 2026-06-14 17:40:44, 2026-06-14 17:40:44)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:40:44, 0, 2026-06-14 17:40:44, 2026-06-14 17:40:44)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:40:49] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:40:49, 0, 2026-06-14 17:40:49, 2026-06-14 17:40:49)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:40:49, 0, 2026-06-14 17:40:49, 2026-06-14 17:40:49)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:40:49] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:40:49, 0, 2026-06-14 17:40:49, 2026-06-14 17:40:49)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:40:49, 0, 2026-06-14 17:40:49, 2026-06-14 17:40:49)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:40:53] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 4, 16, ?, ?, 2026-06-14 17:40:53, 0, 2026-06-14 17:40:53, 2026-06-14 17:40:53)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 4, 16, ?, ?, 2026-06-14 17:40:53, 0, 2026-06-14 17:40:53, 2026-06-14 17:40:53)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 4, 16, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 4, 16, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-14 17:40:54] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:40:54, 0, 2026-06-14 17:40:54, 2026-06-14 17:40:54)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:40:54, 0, 2026-06-14 17:40:54, 2026-06-14 17:40:54)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:40:54] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:40:54, 0, 2026-06-14 17:40:54, 2026-06-14 17:40:54)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:40:54, 0, 2026-06-14 17:40:54, 2026-06-14 17:40:54)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:40:55] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:40:55, 0, 2026-06-14 17:40:55, 2026-06-14 17:40:55)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:40:55, 0, 2026-06-14 17:40:55, 2026-06-14 17:40:55)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:40:59] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:40:59, 0, 2026-06-14 17:40:59, 2026-06-14 17:40:59)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:40:59, 0, 2026-06-14 17:40:59, 2026-06-14 17:40:59)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:41:00] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:41:00, 0, 2026-06-14 17:41:00, 2026-06-14 17:41:00)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:41:00, 0, 2026-06-14 17:41:00, 2026-06-14 17:41:00)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:41:04] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:41:04, 0, 2026-06-14 17:41:04, 2026-06-14 17:41:04)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:41:04, 0, 2026-06-14 17:41:04, 2026-06-14 17:41:04)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:41:04] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:41:04, 0, 2026-06-14 17:41:04, 2026-06-14 17:41:04)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:41:04, 0, 2026-06-14 17:41:04, 2026-06-14 17:41:04)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:41:09] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 10, ?, ?, jawaban esai, 2026-06-14 17:41:09, 0, 2026-06-14 17:41:09, 2026-06-14 17:41:09)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 10, ?, ?, jawaban esai, 2026-06-14 17:41:09, 0, 2026-06-14 17:41:09, 2026-06-14 17:41:09)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 10, NULL, 'jawaban esai', false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 10, NULL, 'jawaban esai', false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-14 17:41:09] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:41:09, 0, 2026-06-14 17:41:09, 2026-06-14 17:41:09)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:41:09, 0, 2026-06-14 17:41:09, 2026-06-14 17:41:09)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:41:10] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:41:10, 0, 2026-06-14 17:41:10, 2026-06-14 17:41:10)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:41:10, 0, 2026-06-14 17:41:10, 2026-06-14 17:41:10)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:41:10] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:41:10, 0, 2026-06-14 17:41:10, 2026-06-14 17:41:10)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:41:10, 0, 2026-06-14 17:41:10, 2026-06-14 17:41:10)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:41:14] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:41:14, 0, 2026-06-14 17:41:14, 2026-06-14 17:41:14)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:41:14, 0, 2026-06-14 17:41:14, 2026-06-14 17:41:14)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:41:14] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:41:14, 0, 2026-06-14 17:41:14, 2026-06-14 17:41:14)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:41:14, 0, 2026-06-14 17:41:14, 2026-06-14 17:41:14)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:41:19] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:41:19, 0, 2026-06-14 17:41:19, 2026-06-14 17:41:19)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:41:19, 0, 2026-06-14 17:41:19, 2026-06-14 17:41:19)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:41:19] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:41:19, 0, 2026-06-14 17:41:19, 2026-06-14 17:41:19)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:41:19, 0, 2026-06-14 17:41:19, 2026-06-14 17:41:19)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:41:21] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 2, 7, ?, ?, 2026-06-14 17:41:21, 0, 2026-06-14 17:41:21, 2026-06-14 17:41:21)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 2, 7, ?, ?, 2026-06-14 17:41:21, 0, 2026-06-14 17:41:21, 2026-06-14 17:41:21)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 2, 7, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 2, 7, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-14 17:41:22] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:41:22, 0, 2026-06-14 17:41:22, 2026-06-14 17:41:22)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:41:22, 0, 2026-06-14 17:41:22, 2026-06-14 17:41:22)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:41:24] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:41:24, 0, 2026-06-14 17:41:24, 2026-06-14 17:41:24)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:41:24, 0, 2026-06-14 17:41:24, 2026-06-14 17:41:24)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:41:24] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:41:24, 0, 2026-06-14 17:41:24, 2026-06-14 17:41:24)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:41:24, 0, 2026-06-14 17:41:24, 2026-06-14 17:41:24)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:41:29] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:41:29, 0, 2026-06-14 17:41:29, 2026-06-14 17:41:29)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:41:29, 0, 2026-06-14 17:41:29, 2026-06-14 17:41:29)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:41:29] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:41:29, 0, 2026-06-14 17:41:29, 2026-06-14 17:41:29)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:41:29, 0, 2026-06-14 17:41:29, 2026-06-14 17:41:29)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:41:34] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:41:34, 0, 2026-06-14 17:41:34, 2026-06-14 17:41:34)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:41:34, 0, 2026-06-14 17:41:34, 2026-06-14 17:41:34)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:41:34] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:41:34, 0, 2026-06-14 17:41:34, 2026-06-14 17:41:34)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:41:34, 0, 2026-06-14 17:41:34, 2026-06-14 17:41:34)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:41:39] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:41:39, 0, 2026-06-14 17:41:39, 2026-06-14 17:41:39)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:41:39, 0, 2026-06-14 17:41:39, 2026-06-14 17:41:39)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:41:39] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:41:39, 0, 2026-06-14 17:41:39, 2026-06-14 17:41:39)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:41:39, 0, 2026-06-14 17:41:39, 2026-06-14 17:41:39)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:41:44] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:41:44, 0, 2026-06-14 17:41:44, 2026-06-14 17:41:44)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:41:44, 0, 2026-06-14 17:41:44, 2026-06-14 17:41:44)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:41:44] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:41:44, 0, 2026-06-14 17:41:44, 2026-06-14 17:41:44)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:41:44, 0, 2026-06-14 17:41:44, 2026-06-14 17:41:44)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:41:50] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:41:50, 0, 2026-06-14 17:41:50, 2026-06-14 17:41:50)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:41:50, 0, 2026-06-14 17:41:50, 2026-06-14 17:41:50)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:41:50] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:41:50, 0, 2026-06-14 17:41:50, 2026-06-14 17:41:50)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:41:50, 0, 2026-06-14 17:41:50, 2026-06-14 17:41:50)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:41:55] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:41:55, 0, 2026-06-14 17:41:55, 2026-06-14 17:41:55)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:41:55, 0, 2026-06-14 17:41:55, 2026-06-14 17:41:55)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:41:55] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:41:55, 0, 2026-06-14 17:41:55, 2026-06-14 17:41:55)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:41:55, 0, 2026-06-14 17:41:55, 2026-06-14 17:41:55)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:41:56] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:41:56, 0, 2026-06-14 17:41:56, 2026-06-14 17:41:56)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:41:56, 0, 2026-06-14 17:41:56, 2026-06-14 17:41:56)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:41:57] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:41:57, 0, 2026-06-14 17:41:57, 2026-06-14 17:41:57)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:41:57, 0, 2026-06-14 17:41:57, 2026-06-14 17:41:57)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:41:59] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:41:59, 0, 2026-06-14 17:41:59, 2026-06-14 17:41:59)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:41:59, 0, 2026-06-14 17:41:59, 2026-06-14 17:41:59)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:42:00] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:42:00, 0, 2026-06-14 17:42:00, 2026-06-14 17:42:00)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:42:00, 0, 2026-06-14 17:42:00, 2026-06-14 17:42:00)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:42:01] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:42:01, 0, 2026-06-14 17:42:01, 2026-06-14 17:42:01)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:42:01, 0, 2026-06-14 17:42:01, 2026-06-14 17:42:01)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:42:02] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:42:02, 0, 2026-06-14 17:42:02, 2026-06-14 17:42:02)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:42:02, 0, 2026-06-14 17:42:02, 2026-06-14 17:42:02)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:42:05] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:42:04, 0, 2026-06-14 17:42:05, 2026-06-14 17:42:05)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:42:04, 0, 2026-06-14 17:42:05, 2026-06-14 17:42:05)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:42:05] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:42:05, 0, 2026-06-14 17:42:05, 2026-06-14 17:42:05)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:42:05, 0, 2026-06-14 17:42:05, 2026-06-14 17:42:05)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:42:08] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:42:08, 0, 2026-06-14 17:42:08, 2026-06-14 17:42:08)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:42:08, 0, 2026-06-14 17:42:08, 2026-06-14 17:42:08)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:42:09] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:42:09, 0, 2026-06-14 17:42:09, 2026-06-14 17:42:09)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:42:09, 0, 2026-06-14 17:42:09, 2026-06-14 17:42:09)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:42:11] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:42:11, 0, 2026-06-14 17:42:11, 2026-06-14 17:42:11)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:42:11, 0, 2026-06-14 17:42:11, 2026-06-14 17:42:11)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:42:11] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:42:11, 0, 2026-06-14 17:42:11, 2026-06-14 17:42:11)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:42:11, 0, 2026-06-14 17:42:11, 2026-06-14 17:42:11)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:42:15] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:42:15, 0, 2026-06-14 17:42:15, 2026-06-14 17:42:15)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:42:15, 0, 2026-06-14 17:42:15, 2026-06-14 17:42:15)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:42:15] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:42:15, 0, 2026-06-14 17:42:15, 2026-06-14 17:42:15)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:42:15, 0, 2026-06-14 17:42:15, 2026-06-14 17:42:15)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:42:20] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:42:20, 0, 2026-06-14 17:42:20, 2026-06-14 17:42:20)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:42:20, 0, 2026-06-14 17:42:20, 2026-06-14 17:42:20)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:42:21] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:42:21, 0, 2026-06-14 17:42:21, 2026-06-14 17:42:21)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:42:21, 0, 2026-06-14 17:42:21, 2026-06-14 17:42:21)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:42:24] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:42:24, 0, 2026-06-14 17:42:24, 2026-06-14 17:42:24)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:42:24, 0, 2026-06-14 17:42:24, 2026-06-14 17:42:24)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:42:24] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:42:24, 0, 2026-06-14 17:42:24, 2026-06-14 17:42:24)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:42:24, 0, 2026-06-14 17:42:24, 2026-06-14 17:42:24)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:42:26] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:42:26, 0, 2026-06-14 17:42:26, 2026-06-14 17:42:26)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:42:26, 0, 2026-06-14 17:42:26, 2026-06-14 17:42:26)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:42:27] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:42:27, 0, 2026-06-14 17:42:27, 2026-06-14 17:42:27)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:42:27, 0, 2026-06-14 17:42:27, 2026-06-14 17:42:27)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:42:30] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:42:30, 0, 2026-06-14 17:42:30, 2026-06-14 17:42:30)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:42:30, 0, 2026-06-14 17:42:30, 2026-06-14 17:42:30)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:42:31] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:42:31, 0, 2026-06-14 17:42:31, 2026-06-14 17:42:31)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:42:31, 0, 2026-06-14 17:42:31, 2026-06-14 17:42:31)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:42:35] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:42:35, 0, 2026-06-14 17:42:35, 2026-06-14 17:42:35)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:42:35, 0, 2026-06-14 17:42:35, 2026-06-14 17:42:35)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:42:36] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:42:36, 0, 2026-06-14 17:42:36, 2026-06-14 17:42:36)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:42:36, 0, 2026-06-14 17:42:36, 2026-06-14 17:42:36)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:42:40] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:42:40, 0, 2026-06-14 17:42:40, 2026-06-14 17:42:40)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:42:40, 0, 2026-06-14 17:42:40, 2026-06-14 17:42:40)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:42:41] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:42:41, 0, 2026-06-14 17:42:41, 2026-06-14 17:42:41)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:42:41, 0, 2026-06-14 17:42:41, 2026-06-14 17:42:41)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:42:45] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:42:45, 0, 2026-06-14 17:42:45, 2026-06-14 17:42:45)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:42:45, 0, 2026-06-14 17:42:45, 2026-06-14 17:42:45)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:42:45] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:42:45, 0, 2026-06-14 17:42:45, 2026-06-14 17:42:45)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:42:45, 0, 2026-06-14 17:42:45, 2026-06-14 17:42:45)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:42:51] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:42:51, 0, 2026-06-14 17:42:51, 2026-06-14 17:42:51)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:42:51, 0, 2026-06-14 17:42:51, 2026-06-14 17:42:51)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:42:51] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:42:51, 0, 2026-06-14 17:42:51, 2026-06-14 17:42:51)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:42:51, 0, 2026-06-14 17:42:51, 2026-06-14 17:42:51)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:42:55] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:42:55, 0, 2026-06-14 17:42:55, 2026-06-14 17:42:55)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:42:55, 0, 2026-06-14 17:42:55, 2026-06-14 17:42:55)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:42:56] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:42:56, 0, 2026-06-14 17:42:56, 2026-06-14 17:42:56)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:42:56, 0, 2026-06-14 17:42:56, 2026-06-14 17:42:56)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:43:00] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:43:00, 0, 2026-06-14 17:43:00, 2026-06-14 17:43:00)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:43:00, 0, 2026-06-14 17:43:00, 2026-06-14 17:43:00)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:43:01] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:43:01, 0, 2026-06-14 17:43:01, 2026-06-14 17:43:01)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:43:01, 0, 2026-06-14 17:43:01, 2026-06-14 17:43:01)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:43:05] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:43:05, 0, 2026-06-14 17:43:05, 2026-06-14 17:43:05)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:43:05, 0, 2026-06-14 17:43:05, 2026-06-14 17:43:05)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:43:05] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:43:05, 0, 2026-06-14 17:43:05, 2026-06-14 17:43:05)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:43:05, 0, 2026-06-14 17:43:05, 2026-06-14 17:43:05)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:43:10] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:43:10, 0, 2026-06-14 17:43:10, 2026-06-14 17:43:10)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:43:10, 0, 2026-06-14 17:43:10, 2026-06-14 17:43:10)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:43:10] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:43:10, 0, 2026-06-14 17:43:10, 2026-06-14 17:43:10)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:43:10, 0, 2026-06-14 17:43:10, 2026-06-14 17:43:10)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:43:15] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:43:15, 0, 2026-06-14 17:43:15, 2026-06-14 17:43:15)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:43:15, 0, 2026-06-14 17:43:15, 2026-06-14 17:43:15)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:43:15] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:43:15, 0, 2026-06-14 17:43:15, 2026-06-14 17:43:15)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:43:15, 0, 2026-06-14 17:43:15, 2026-06-14 17:43:15)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:43:20] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:43:20, 0, 2026-06-14 17:43:20, 2026-06-14 17:43:20)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:43:20, 0, 2026-06-14 17:43:20, 2026-06-14 17:43:20)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:43:21] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:43:21, 0, 2026-06-14 17:43:21, 2026-06-14 17:43:21)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:43:21, 0, 2026-06-14 17:43:21, 2026-06-14 17:43:21)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:43:25] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:43:25, 0, 2026-06-14 17:43:25, 2026-06-14 17:43:25)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:43:25, 0, 2026-06-14 17:43:25, 2026-06-14 17:43:25)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:43:25] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:43:25, 0, 2026-06-14 17:43:25, 2026-06-14 17:43:25)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:43:25, 0, 2026-06-14 17:43:25, 2026-06-14 17:43:25)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:43:29] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:43:29, 0, 2026-06-14 17:43:29, 2026-06-14 17:43:29)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:43:29, 0, 2026-06-14 17:43:29, 2026-06-14 17:43:29)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:43:30] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:43:30, 0, 2026-06-14 17:43:30, 2026-06-14 17:43:30)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:43:30, 0, 2026-06-14 17:43:30, 2026-06-14 17:43:30)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:43:32] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 9, ?, [31], ?, 2026-06-14 17:43:32, 0, 2026-06-14 17:43:32, 2026-06-14 17:43:32)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 9, ?, [31], ?, 2026-06-14 17:43:32, 0, 2026-06-14 17:43:32, 2026-06-14 17:43:32)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-14 17:43:34] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:43:34, 0, 2026-06-14 17:43:34, 2026-06-14 17:43:34)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:43:34, 0, 2026-06-14 17:43:34, 2026-06-14 17:43:34)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:43:34] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:43:34, 0, 2026-06-14 17:43:34, 2026-06-14 17:43:34)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:43:34, 0, 2026-06-14 17:43:34, 2026-06-14 17:43:34)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:43:35] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 9, ?, [], ?, 2026-06-14 17:43:35, 0, 2026-06-14 17:43:35, 2026-06-14 17:43:35)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 9, ?, [], ?, 2026-06-14 17:43:35, 0, 2026-06-14 17:43:35, 2026-06-14 17:43:35)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-14 17:43:35] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 9, ?, [29], ?, 2026-06-14 17:43:35, 0, 2026-06-14 17:43:35, 2026-06-14 17:43:35)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 9, ?, [29], ?, 2026-06-14 17:43:35, 0, 2026-06-14 17:43:35, 2026-06-14 17:43:35)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-14 17:43:37] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 9, ?, [29,30], ?, 2026-06-14 17:43:37, 0, 2026-06-14 17:43:37, 2026-06-14 17:43:37)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 9, ?, [29,30], ?, 2026-06-14 17:43:37, 0, 2026-06-14 17:43:37, 2026-06-14 17:43:37)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-14 17:43:39] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:43:39, 0, 2026-06-14 17:43:39, 2026-06-14 17:43:39)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:43:39, 0, 2026-06-14 17:43:39, 2026-06-14 17:43:39)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:43:40] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:43:40, 0, 2026-06-14 17:43:40, 2026-06-14 17:43:40)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:43:40, 0, 2026-06-14 17:43:40, 2026-06-14 17:43:40)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:43:40] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:43:40, 0, 2026-06-14 17:43:40, 2026-06-14 17:43:40)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:43:40, 0, 2026-06-14 17:43:40, 2026-06-14 17:43:40)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:43:44] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:43:44, 0, 2026-06-14 17:43:44, 2026-06-14 17:43:44)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:43:44, 0, 2026-06-14 17:43:44, 2026-06-14 17:43:44)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 5) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 5) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:43:44] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:43:44, 0, 2026-06-14 17:43:44, 2026-06-14 17:43:44)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:43:44, 0, 2026-06-14 17:43:44, 2026-06-14 17:43:44)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 5) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 5) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:43:45] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 1, 1, ?, ?, 2026-06-14 17:43:45, 0, 2026-06-14 17:43:45, 2026-06-14 17:43:45)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 1, 1, ?, ?, 2026-06-14 17:43:45, 0, 2026-06-14 17:43:45, 2026-06-14 17:43:45)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 1, 1, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 1, 1, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-14 17:43:46] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:43:46, 0, 2026-06-14 17:43:46, 2026-06-14 17:43:46)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:43:46, 0, 2026-06-14 17:43:46, 2026-06-14 17:43:46)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 5) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 5) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:43:49] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:43:49, 0, 2026-06-14 17:43:49, 2026-06-14 17:43:49)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:43:49, 0, 2026-06-14 17:43:49, 2026-06-14 17:43:49)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:43:49] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:43:49, 0, 2026-06-14 17:43:49, 2026-06-14 17:43:49)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:43:49, 0, 2026-06-14 17:43:49, 2026-06-14 17:43:49)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:43:53] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 5, 18, ?, ?, 2026-06-14 17:43:53, 0, 2026-06-14 17:43:53, 2026-06-14 17:43:53)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 5, 18, ?, ?, 2026-06-14 17:43:53, 0, 2026-06-14 17:43:53, 2026-06-14 17:43:53)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 5, 18, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 5, 18, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-14 17:43:54] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:43:54, 0, 2026-06-14 17:43:54, 2026-06-14 17:43:54)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:43:54, 0, 2026-06-14 17:43:54, 2026-06-14 17:43:54)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:43:54] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:43:54, 0, 2026-06-14 17:43:54, 2026-06-14 17:43:54)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:43:54, 0, 2026-06-14 17:43:54, 2026-06-14 17:43:54)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:43:55] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:43:55, 0, 2026-06-14 17:43:55, 2026-06-14 17:43:55)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:43:55, 0, 2026-06-14 17:43:55, 2026-06-14 17:43:55)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:43:56] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:43:56, 0, 2026-06-14 17:43:56, 2026-06-14 17:43:56)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:43:56, 0, 2026-06-14 17:43:56, 2026-06-14 17:43:56)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:43:57] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (3, 3, 9, ?, ?, 2026-06-14 17:43:57, 0, 2026-06-14 17:43:57, 2026-06-14 17:43:57)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (3, 3, 9, ?, ?, 2026-06-14 17:43:57, 0, 2026-06-14 17:43:57, 2026-06-14 17:43:57)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(214): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 17:54:34] local.ERROR: PHP Parse error: Syntax error, unexpected T_NS_SEPARATOR on line 2 {"exception":"[object] (Psy\\Exception\\ParseErrorException(code: 0): PHP Parse error: Syntax error, unexpected T_NS_SEPARATOR on line 2 at C:/xampp/htdocs/cbt-sdn08/vendor/psy/psysh/src/Exception/ParseErrorException.php:44) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/psy/psysh/src/CodeCleaner.php(657): Psy/Exception/ParseErrorException::fromParseError(Object(PhpParser/Error)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/psy/psysh/src/CodeCleaner.php(273): Psy/CodeCleaner->parse('clean(Array, false) #3 C:/xampp/htdocs/cbt-sdn08/vendor/psy/psysh/src/Shell.php(1471): Psy/Shell->appendCode('/n// = App//Models...', true, false) #4 C:/xampp/htdocs/cbt-sdn08/vendor/psy/psysh/src/Shell.php(2180): Psy/Shell->setCode('/n// = App//Models...', true) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/tinker/src/Console/TinkerCommand.php(77): Psy/Shell->execute('/n// = App//Models...') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Container/BoundMethod.php(36): Laravel/Tinker/Console/TinkerCommand->handle() #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Container/Util.php(43): Illuminate/Container/BoundMethod::Illuminate/Container/{closure}() #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Container/BoundMethod.php(96): Illuminate/Container/Util::unwrapIfClosure(Object(Closure)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Container/BoundMethod.php(35): Illuminate/Container/BoundMethod::callBoundMethod(Object(Illuminate/Foundation/Application), Array, Object(Closure)) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Container/Container.php(799): Illuminate/Container/BoundMethod::call(Object(Illuminate/Foundation/Application), Array, Array, NULL) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Console/Command.php(211): Illuminate/Container/Container->call(Array) #12 C:/xampp/htdocs/cbt-sdn08/vendor/symfony/console/Command/Command.php(341): Illuminate/Console/Command->execute(Object(Symfony/Component/Console/Input/ArgvInput), Object(Illuminate/Console/OutputStyle)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Console/Command.php(180): Symfony/Component/Console/Command/Command->run(Object(Symfony/Component/Console/Input/ArgvInput), Object(Illuminate/Console/OutputStyle)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/symfony/console/Application.php(1117): Illuminate/Console/Command->run(Object(Symfony/Component/Console/Input/ArgvInput), Object(Symfony/Component/Console/Output/ConsoleOutput)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/symfony/console/Application.php(356): Symfony/Component/Console/Application->doRunCommand(Object(Laravel/Tinker/Console/TinkerCommand), Object(Symfony/Component/Console/Input/ArgvInput), Object(Symfony/Component/Console/Output/ConsoleOutput)) #16 C:/xampp/htdocs/cbt-sdn08/vendor/symfony/console/Application.php(195): Symfony/Component/Console/Application->doRun(Object(Symfony/Component/Console/Input/ArgvInput), Object(Symfony/Component/Console/Output/ConsoleOutput)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Console/Kernel.php(198): Symfony/Component/Console/Application->run(Object(Symfony/Component/Console/Input/ArgvInput), Object(Symfony/Component/Console/Output/ConsoleOutput)) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1235): Illuminate/Foundation/Console/Kernel->handle(Object(Symfony/Component/Console/Input/ArgvInput), Object(Symfony/Component/Console/Output/ConsoleOutput)) #19 C:/xampp/htdocs/cbt-sdn08/artisan(16): Illuminate/Foundation/Application->handleCommand(Object(Symfony/Component/Console/Input/ArgvInput)) #20 {main} "} [2026-06-14 18:04:07] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29], ?, 2026-06-14 18:04:07, 0, 2026-06-14 18:04:07, 2026-06-14 18:04:07)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29], ?, 2026-06-14 18:04:07, 0, 2026-06-14 18:04:07, 2026-06-14 18:04:07)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-14 18:04:08] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:08, 0, 2026-06-14 18:04:08, 2026-06-14 18:04:08)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:08, 0, 2026-06-14 18:04:08, 2026-06-14 18:04:08)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-14 18:04:09] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:09, 0, 2026-06-14 18:04:09, 2026-06-14 18:04:09)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:09, 0, 2026-06-14 18:04:09, 2026-06-14 18:04:09)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 0) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 0) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:04:09] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:09, 0, 2026-06-14 18:04:09, 2026-06-14 18:04:09)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:09, 0, 2026-06-14 18:04:09, 2026-06-14 18:04:09)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 0) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 0) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:04:10] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:10, 0, 2026-06-14 18:04:10, 2026-06-14 18:04:10)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:10, 0, 2026-06-14 18:04:10, 2026-06-14 18:04:10)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 0) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 0) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:04:14] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:14, 0, 2026-06-14 18:04:14, 2026-06-14 18:04:14)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:14, 0, 2026-06-14 18:04:14, 2026-06-14 18:04:14)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:04:15] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:15, 0, 2026-06-14 18:04:15, 2026-06-14 18:04:15)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:15, 0, 2026-06-14 18:04:15, 2026-06-14 18:04:15)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:04:19] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:19, 0, 2026-06-14 18:04:19, 2026-06-14 18:04:19)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:19, 0, 2026-06-14 18:04:19, 2026-06-14 18:04:19)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:04:19] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:19, 0, 2026-06-14 18:04:19, 2026-06-14 18:04:19)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:19, 0, 2026-06-14 18:04:19, 2026-06-14 18:04:19)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:04:24] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:24, 0, 2026-06-14 18:04:24, 2026-06-14 18:04:24)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:24, 0, 2026-06-14 18:04:24, 2026-06-14 18:04:24)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:04:25] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:25, 0, 2026-06-14 18:04:25, 2026-06-14 18:04:25)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:25, 0, 2026-06-14 18:04:25, 2026-06-14 18:04:25)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:04:29] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:29, 0, 2026-06-14 18:04:29, 2026-06-14 18:04:29)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:29, 0, 2026-06-14 18:04:29, 2026-06-14 18:04:29)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:04:29] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:29, 0, 2026-06-14 18:04:29, 2026-06-14 18:04:29)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:29, 0, 2026-06-14 18:04:29, 2026-06-14 18:04:29)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:04:34] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:34, 0, 2026-06-14 18:04:34, 2026-06-14 18:04:34)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:34, 0, 2026-06-14 18:04:34, 2026-06-14 18:04:34)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:04:34] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:34, 0, 2026-06-14 18:04:34, 2026-06-14 18:04:34)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:34, 0, 2026-06-14 18:04:34, 2026-06-14 18:04:34)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:04:39] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:39, 0, 2026-06-14 18:04:39, 2026-06-14 18:04:39)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:39, 0, 2026-06-14 18:04:39, 2026-06-14 18:04:39)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:04:39] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:39, 0, 2026-06-14 18:04:39, 2026-06-14 18:04:39)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:39, 0, 2026-06-14 18:04:39, 2026-06-14 18:04:39)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:04:44] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:44, 0, 2026-06-14 18:04:44, 2026-06-14 18:04:44)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:44, 0, 2026-06-14 18:04:44, 2026-06-14 18:04:44)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:04:44] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:44, 0, 2026-06-14 18:04:44, 2026-06-14 18:04:44)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:44, 0, 2026-06-14 18:04:44, 2026-06-14 18:04:44)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:04:49] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:49, 0, 2026-06-14 18:04:49, 2026-06-14 18:04:49)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:49, 0, 2026-06-14 18:04:49, 2026-06-14 18:04:49)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:04:49] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:49, 0, 2026-06-14 18:04:49, 2026-06-14 18:04:49)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:49, 0, 2026-06-14 18:04:49, 2026-06-14 18:04:49)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:04:54] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:54, 0, 2026-06-14 18:04:54, 2026-06-14 18:04:54)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:54, 0, 2026-06-14 18:04:54, 2026-06-14 18:04:54)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:04:55] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:55, 0, 2026-06-14 18:04:55, 2026-06-14 18:04:55)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:55, 0, 2026-06-14 18:04:55, 2026-06-14 18:04:55)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:04:59] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:59, 0, 2026-06-14 18:04:59, 2026-06-14 18:04:59)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:59, 0, 2026-06-14 18:04:59, 2026-06-14 18:04:59)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:04:59] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:59, 0, 2026-06-14 18:04:59, 2026-06-14 18:04:59)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:04:59, 0, 2026-06-14 18:04:59, 2026-06-14 18:04:59)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:05:04] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:04, 0, 2026-06-14 18:05:04, 2026-06-14 18:05:04)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:04, 0, 2026-06-14 18:05:04, 2026-06-14 18:05:04)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:05:04] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:04, 0, 2026-06-14 18:05:04, 2026-06-14 18:05:04)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:04, 0, 2026-06-14 18:05:04, 2026-06-14 18:05:04)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:05:09] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:09, 0, 2026-06-14 18:05:09, 2026-06-14 18:05:09)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:09, 0, 2026-06-14 18:05:09, 2026-06-14 18:05:09)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:05:09] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:09, 0, 2026-06-14 18:05:09, 2026-06-14 18:05:09)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:09, 0, 2026-06-14 18:05:09, 2026-06-14 18:05:09)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:05:13] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 4, 13, ?, ?, 2026-06-14 18:05:13, 0, 2026-06-14 18:05:13, 2026-06-14 18:05:13)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 4, 13, ?, ?, 2026-06-14 18:05:13, 0, 2026-06-14 18:05:13, 2026-06-14 18:05:13)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 4, 13, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 4, 13, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-14 18:05:14] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:14, 0, 2026-06-14 18:05:14, 2026-06-14 18:05:14)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:14, 0, 2026-06-14 18:05:14, 2026-06-14 18:05:14)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:05:15] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:14, 0, 2026-06-14 18:05:14, 2026-06-14 18:05:14)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:14, 0, 2026-06-14 18:05:14, 2026-06-14 18:05:14)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:05:15] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:15, 0, 2026-06-14 18:05:15, 2026-06-14 18:05:15)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:15, 0, 2026-06-14 18:05:15, 2026-06-14 18:05:15)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:05:19] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:19, 0, 2026-06-14 18:05:19, 2026-06-14 18:05:19)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:19, 0, 2026-06-14 18:05:19, 2026-06-14 18:05:19)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:05:19] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:19, 0, 2026-06-14 18:05:19, 2026-06-14 18:05:19)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:19, 0, 2026-06-14 18:05:19, 2026-06-14 18:05:19)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:05:24] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:24, 0, 2026-06-14 18:05:24, 2026-06-14 18:05:24)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:24, 0, 2026-06-14 18:05:24, 2026-06-14 18:05:24)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:05:24] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:24, 0, 2026-06-14 18:05:24, 2026-06-14 18:05:24)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:24, 0, 2026-06-14 18:05:24, 2026-06-14 18:05:24)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:05:27] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 3, 10, ?, ?, 2026-06-14 18:05:27, 0, 2026-06-14 18:05:27, 2026-06-14 18:05:27)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 3, 10, ?, ?, 2026-06-14 18:05:27, 0, 2026-06-14 18:05:27, 2026-06-14 18:05:27)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 10, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 10, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-14 18:05:28] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:28, 0, 2026-06-14 18:05:28, 2026-06-14 18:05:28)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:28, 0, 2026-06-14 18:05:28, 2026-06-14 18:05:28)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:05:29] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:29, 0, 2026-06-14 18:05:29, 2026-06-14 18:05:29)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:29, 0, 2026-06-14 18:05:29, 2026-06-14 18:05:29)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:05:29] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:29, 0, 2026-06-14 18:05:29, 2026-06-14 18:05:29)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:29, 0, 2026-06-14 18:05:29, 2026-06-14 18:05:29)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:05:34] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:34, 0, 2026-06-14 18:05:34, 2026-06-14 18:05:34)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:34, 0, 2026-06-14 18:05:34, 2026-06-14 18:05:34)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:05:34] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:34, 0, 2026-06-14 18:05:34, 2026-06-14 18:05:34)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:34, 0, 2026-06-14 18:05:34, 2026-06-14 18:05:34)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:05:39] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:39, 0, 2026-06-14 18:05:39, 2026-06-14 18:05:39)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:39, 0, 2026-06-14 18:05:39, 2026-06-14 18:05:39)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:05:39] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:39, 0, 2026-06-14 18:05:39, 2026-06-14 18:05:39)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:39, 0, 2026-06-14 18:05:39, 2026-06-14 18:05:39)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:05:44] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:44, 0, 2026-06-14 18:05:44, 2026-06-14 18:05:44)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:44, 0, 2026-06-14 18:05:44, 2026-06-14 18:05:44)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:05:44] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:44, 0, 2026-06-14 18:05:44, 2026-06-14 18:05:44)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:44, 0, 2026-06-14 18:05:44, 2026-06-14 18:05:44)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:05:49] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:49, 0, 2026-06-14 18:05:49, 2026-06-14 18:05:49)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:49, 0, 2026-06-14 18:05:49, 2026-06-14 18:05:49)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:05:49] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:49, 0, 2026-06-14 18:05:49, 2026-06-14 18:05:49)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:49, 0, 2026-06-14 18:05:49, 2026-06-14 18:05:49)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:05:54] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:54, 0, 2026-06-14 18:05:54, 2026-06-14 18:05:54)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:54, 0, 2026-06-14 18:05:54, 2026-06-14 18:05:54)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:05:55] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:55, 0, 2026-06-14 18:05:55, 2026-06-14 18:05:55)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:55, 0, 2026-06-14 18:05:55, 2026-06-14 18:05:55)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:05:59] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:59, 0, 2026-06-14 18:05:59, 2026-06-14 18:05:59)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:59, 0, 2026-06-14 18:05:59, 2026-06-14 18:05:59)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:05:59] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:59, 0, 2026-06-14 18:05:59, 2026-06-14 18:05:59)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:05:59, 0, 2026-06-14 18:05:59, 2026-06-14 18:05:59)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:06:04] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:04, 0, 2026-06-14 18:06:04, 2026-06-14 18:06:04)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:04, 0, 2026-06-14 18:06:04, 2026-06-14 18:06:04)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:06:04] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:04, 0, 2026-06-14 18:06:04, 2026-06-14 18:06:04)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:04, 0, 2026-06-14 18:06:04, 2026-06-14 18:06:04)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:06:05] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 2, 7, ?, ?, 2026-06-14 18:06:05, 0, 2026-06-14 18:06:05, 2026-06-14 18:06:05)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 2, 7, ?, ?, 2026-06-14 18:06:05, 0, 2026-06-14 18:06:05, 2026-06-14 18:06:05)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 2, 7, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 2, 7, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-14 18:06:07] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:07, 0, 2026-06-14 18:06:07, 2026-06-14 18:06:07)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:07, 0, 2026-06-14 18:06:07, 2026-06-14 18:06:07)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:06:09] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:09, 0, 2026-06-14 18:06:09, 2026-06-14 18:06:09)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:09, 0, 2026-06-14 18:06:09, 2026-06-14 18:06:09)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:06:09] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:09, 0, 2026-06-14 18:06:09, 2026-06-14 18:06:09)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:09, 0, 2026-06-14 18:06:09, 2026-06-14 18:06:09)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:06:14] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:14, 0, 2026-06-14 18:06:14, 2026-06-14 18:06:14)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:14, 0, 2026-06-14 18:06:14, 2026-06-14 18:06:14)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:06:15] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:15, 0, 2026-06-14 18:06:15, 2026-06-14 18:06:15)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:15, 0, 2026-06-14 18:06:15, 2026-06-14 18:06:15)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:06:19] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:19, 0, 2026-06-14 18:06:19, 2026-06-14 18:06:19)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:19, 0, 2026-06-14 18:06:19, 2026-06-14 18:06:19)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:06:19] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:19, 0, 2026-06-14 18:06:19, 2026-06-14 18:06:19)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:19, 0, 2026-06-14 18:06:19, 2026-06-14 18:06:19)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:06:24] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:24, 0, 2026-06-14 18:06:24, 2026-06-14 18:06:24)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:24, 0, 2026-06-14 18:06:24, 2026-06-14 18:06:24)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:06:24] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:24, 0, 2026-06-14 18:06:24, 2026-06-14 18:06:24)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:24, 0, 2026-06-14 18:06:24, 2026-06-14 18:06:24)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:06:29] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:29, 0, 2026-06-14 18:06:29, 2026-06-14 18:06:29)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:29, 0, 2026-06-14 18:06:29, 2026-06-14 18:06:29)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:06:29] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:29, 0, 2026-06-14 18:06:29, 2026-06-14 18:06:29)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:29, 0, 2026-06-14 18:06:29, 2026-06-14 18:06:29)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:06:34] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:34, 0, 2026-06-14 18:06:34, 2026-06-14 18:06:34)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:34, 0, 2026-06-14 18:06:34, 2026-06-14 18:06:34)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:06:34] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:34, 0, 2026-06-14 18:06:34, 2026-06-14 18:06:34)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:34, 0, 2026-06-14 18:06:34, 2026-06-14 18:06:34)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:06:38] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 1, 2, ?, ?, 2026-06-14 18:06:38, 0, 2026-06-14 18:06:38, 2026-06-14 18:06:38)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 1, 2, ?, ?, 2026-06-14 18:06:38, 0, 2026-06-14 18:06:38, 2026-06-14 18:06:38)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 1, 2, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 1, 2, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-14 18:06:39] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:39, 0, 2026-06-14 18:06:39, 2026-06-14 18:06:39)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:39, 0, 2026-06-14 18:06:39, 2026-06-14 18:06:39)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:06:39] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:39, 0, 2026-06-14 18:06:39, 2026-06-14 18:06:39)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:39, 0, 2026-06-14 18:06:39, 2026-06-14 18:06:39)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:06:44] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:44, 0, 2026-06-14 18:06:44, 2026-06-14 18:06:44)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:44, 0, 2026-06-14 18:06:44, 2026-06-14 18:06:44)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:06:44] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:44, 0, 2026-06-14 18:06:44, 2026-06-14 18:06:44)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:44, 0, 2026-06-14 18:06:44, 2026-06-14 18:06:44)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:06:49] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:49, 0, 2026-06-14 18:06:49, 2026-06-14 18:06:49)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:49, 0, 2026-06-14 18:06:49, 2026-06-14 18:06:49)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:06:49] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:49, 0, 2026-06-14 18:06:49, 2026-06-14 18:06:49)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:49, 0, 2026-06-14 18:06:49, 2026-06-14 18:06:49)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:06:54] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:54, 0, 2026-06-14 18:06:54, 2026-06-14 18:06:54)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:54, 0, 2026-06-14 18:06:54, 2026-06-14 18:06:54)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:06:55] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:55, 0, 2026-06-14 18:06:55, 2026-06-14 18:06:55)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:55, 0, 2026-06-14 18:06:55, 2026-06-14 18:06:55)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:06:59] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:58, 0, 2026-06-14 18:06:58, 2026-06-14 18:06:58)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:58, 0, 2026-06-14 18:06:58, 2026-06-14 18:06:58)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:06:59] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:59, 0, 2026-06-14 18:06:59, 2026-06-14 18:06:59)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:59, 0, 2026-06-14 18:06:59, 2026-06-14 18:06:59)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 5) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 5) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:06:59] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:59, 0, 2026-06-14 18:06:59, 2026-06-14 18:06:59)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:06:59, 0, 2026-06-14 18:06:59, 2026-06-14 18:06:59)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 5) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 5) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:04] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:04, 0, 2026-06-14 18:07:04, 2026-06-14 18:07:04)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:04, 0, 2026-06-14 18:07:04, 2026-06-14 18:07:04)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 5) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 5) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:04] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:04, 0, 2026-06-14 18:07:04, 2026-06-14 18:07:04)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:04, 0, 2026-06-14 18:07:04, 2026-06-14 18:07:04)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 5) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 5) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:09] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:09, 0, 2026-06-14 18:07:09, 2026-06-14 18:07:09)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:09, 0, 2026-06-14 18:07:09, 2026-06-14 18:07:09)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 5) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 5) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:09] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:09, 0, 2026-06-14 18:07:09, 2026-06-14 18:07:09)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:09, 0, 2026-06-14 18:07:09, 2026-06-14 18:07:09)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 5) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 5) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:10] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 10, ?, ?, test jawaban esai, 2026-06-14 18:07:10, 0, 2026-06-14 18:07:10, 2026-06-14 18:07:10)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 10, ?, ?, test jawaban esai, 2026-06-14 18:07:10, 0, 2026-06-14 18:07:10, 2026-06-14 18:07:10)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 10, NULL, 'test jawaban es...', false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 10, NULL, 'test jawaban es...', false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-14 18:07:10] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:10, 0, 2026-06-14 18:07:10, 2026-06-14 18:07:10)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:10, 0, 2026-06-14 18:07:10, 2026-06-14 18:07:10)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 5) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 5) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:14] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:14, 0, 2026-06-14 18:07:14, 2026-06-14 18:07:14)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:14, 0, 2026-06-14 18:07:14, 2026-06-14 18:07:14)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:14] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:14, 0, 2026-06-14 18:07:14, 2026-06-14 18:07:14)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:14, 0, 2026-06-14 18:07:14, 2026-06-14 18:07:14)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:19] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:19, 0, 2026-06-14 18:07:19, 2026-06-14 18:07:19)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:19, 0, 2026-06-14 18:07:19, 2026-06-14 18:07:19)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:19] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:19, 0, 2026-06-14 18:07:19, 2026-06-14 18:07:19)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:19, 0, 2026-06-14 18:07:19, 2026-06-14 18:07:19)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:24] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:24, 0, 2026-06-14 18:07:24, 2026-06-14 18:07:24)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:24, 0, 2026-06-14 18:07:24, 2026-06-14 18:07:24)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:24] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:24, 0, 2026-06-14 18:07:24, 2026-06-14 18:07:24)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:24, 0, 2026-06-14 18:07:24, 2026-06-14 18:07:24)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:29] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:29, 0, 2026-06-14 18:07:29, 2026-06-14 18:07:29)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:29, 0, 2026-06-14 18:07:29, 2026-06-14 18:07:29)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:29] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:29, 0, 2026-06-14 18:07:29, 2026-06-14 18:07:29)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:29, 0, 2026-06-14 18:07:29, 2026-06-14 18:07:29)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:34] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:34, 0, 2026-06-14 18:07:34, 2026-06-14 18:07:34)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:34, 0, 2026-06-14 18:07:34, 2026-06-14 18:07:34)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:35] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:35, 0, 2026-06-14 18:07:35, 2026-06-14 18:07:35)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:35, 0, 2026-06-14 18:07:35, 2026-06-14 18:07:35)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:39] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:39, 0, 2026-06-14 18:07:39, 2026-06-14 18:07:39)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:39, 0, 2026-06-14 18:07:39, 2026-06-14 18:07:39)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:39] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:39, 0, 2026-06-14 18:07:39, 2026-06-14 18:07:39)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:39, 0, 2026-06-14 18:07:39, 2026-06-14 18:07:39)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:44] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:44, 0, 2026-06-14 18:07:44, 2026-06-14 18:07:44)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:44, 0, 2026-06-14 18:07:44, 2026-06-14 18:07:44)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:45] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:45, 0, 2026-06-14 18:07:45, 2026-06-14 18:07:45)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:45, 0, 2026-06-14 18:07:45, 2026-06-14 18:07:45)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:45] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 5, 18, ?, ?, 2026-06-14 18:07:45, 0, 2026-06-14 18:07:45, 2026-06-14 18:07:45)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 5, 18, ?, ?, 2026-06-14 18:07:45, 0, 2026-06-14 18:07:45, 2026-06-14 18:07:45)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 5, 18, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 5, 18, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-14 18:07:49] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:49, 0, 2026-06-14 18:07:49, 2026-06-14 18:07:49)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:49, 0, 2026-06-14 18:07:49, 2026-06-14 18:07:49)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:49] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:49, 0, 2026-06-14 18:07:49, 2026-06-14 18:07:49)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:49, 0, 2026-06-14 18:07:49, 2026-06-14 18:07:49)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:49] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:49, 0, 2026-06-14 18:07:49, 2026-06-14 18:07:49)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:49, 0, 2026-06-14 18:07:49, 2026-06-14 18:07:49)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:51] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:51, 0, 2026-06-14 18:07:51, 2026-06-14 18:07:51)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:51, 0, 2026-06-14 18:07:51, 2026-06-14 18:07:51)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:53] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:53, 0, 2026-06-14 18:07:53, 2026-06-14 18:07:53)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:53, 0, 2026-06-14 18:07:53, 2026-06-14 18:07:53)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:54] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:54, 0, 2026-06-14 18:07:54, 2026-06-14 18:07:54)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:54, 0, 2026-06-14 18:07:54, 2026-06-14 18:07:54)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:55] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:55, 0, 2026-06-14 18:07:55, 2026-06-14 18:07:55)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:55, 0, 2026-06-14 18:07:55, 2026-06-14 18:07:55)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:55] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:55, 0, 2026-06-14 18:07:55, 2026-06-14 18:07:55)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:55, 0, 2026-06-14 18:07:55, 2026-06-14 18:07:55)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:56] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:56, 0, 2026-06-14 18:07:56, 2026-06-14 18:07:56)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:56, 0, 2026-06-14 18:07:56, 2026-06-14 18:07:56)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:57] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:57, 0, 2026-06-14 18:07:57, 2026-06-14 18:07:57)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:57, 0, 2026-06-14 18:07:57, 2026-06-14 18:07:57)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:57] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:57, 0, 2026-06-14 18:07:57, 2026-06-14 18:07:57)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:57, 0, 2026-06-14 18:07:57, 2026-06-14 18:07:57)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:57] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:57, 0, 2026-06-14 18:07:57, 2026-06-14 18:07:57)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:57, 0, 2026-06-14 18:07:57, 2026-06-14 18:07:57)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:58] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:58, 0, 2026-06-14 18:07:58, 2026-06-14 18:07:58)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:58, 0, 2026-06-14 18:07:58, 2026-06-14 18:07:58)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:59] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:59, 0, 2026-06-14 18:07:59, 2026-06-14 18:07:59)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:59, 0, 2026-06-14 18:07:59, 2026-06-14 18:07:59)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:59] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:59, 0, 2026-06-14 18:07:59, 2026-06-14 18:07:59)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:59, 0, 2026-06-14 18:07:59, 2026-06-14 18:07:59)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:07:59] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:59, 0, 2026-06-14 18:07:59, 2026-06-14 18:07:59)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:07:59, 0, 2026-06-14 18:07:59, 2026-06-14 18:07:59)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:00] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:00, 0, 2026-06-14 18:08:00, 2026-06-14 18:08:00)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:00, 0, 2026-06-14 18:08:00, 2026-06-14 18:08:00)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:00] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:00, 0, 2026-06-14 18:08:00, 2026-06-14 18:08:00)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:00, 0, 2026-06-14 18:08:00, 2026-06-14 18:08:00)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:01] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:01, 0, 2026-06-14 18:08:01, 2026-06-14 18:08:01)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:01, 0, 2026-06-14 18:08:01, 2026-06-14 18:08:01)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:01] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:01, 0, 2026-06-14 18:08:01, 2026-06-14 18:08:01)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:01, 0, 2026-06-14 18:08:01, 2026-06-14 18:08:01)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:01] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:01, 0, 2026-06-14 18:08:01, 2026-06-14 18:08:01)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:01, 0, 2026-06-14 18:08:01, 2026-06-14 18:08:01)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:02] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:02, 0, 2026-06-14 18:08:02, 2026-06-14 18:08:02)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:02, 0, 2026-06-14 18:08:02, 2026-06-14 18:08:02)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:02] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:02, 0, 2026-06-14 18:08:02, 2026-06-14 18:08:02)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:02, 0, 2026-06-14 18:08:02, 2026-06-14 18:08:02)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:03] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:03, 0, 2026-06-14 18:08:03, 2026-06-14 18:08:03)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:03, 0, 2026-06-14 18:08:03, 2026-06-14 18:08:03)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:04] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:04, 0, 2026-06-14 18:08:04, 2026-06-14 18:08:04)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:04, 0, 2026-06-14 18:08:04, 2026-06-14 18:08:04)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:05] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:05, 0, 2026-06-14 18:08:05, 2026-06-14 18:08:05)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:05, 0, 2026-06-14 18:08:05, 2026-06-14 18:08:05)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:06] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:06, 0, 2026-06-14 18:08:06, 2026-06-14 18:08:06)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:06, 0, 2026-06-14 18:08:06, 2026-06-14 18:08:06)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:07] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:07, 0, 2026-06-14 18:08:07, 2026-06-14 18:08:07)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:07, 0, 2026-06-14 18:08:07, 2026-06-14 18:08:07)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:08] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:08, 0, 2026-06-14 18:08:08, 2026-06-14 18:08:08)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:08, 0, 2026-06-14 18:08:08, 2026-06-14 18:08:08)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:08] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:08, 0, 2026-06-14 18:08:08, 2026-06-14 18:08:08)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:08, 0, 2026-06-14 18:08:08, 2026-06-14 18:08:08)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(168): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:09] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:09, 0, 2026-06-14 18:08:09, 2026-06-14 18:08:09)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:09, 0, 2026-06-14 18:08:09, 2026-06-14 18:08:09)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:09] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:09, 0, 2026-06-14 18:08:09, 2026-06-14 18:08:09)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:09, 0, 2026-06-14 18:08:09, 2026-06-14 18:08:09)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:10] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:10, 0, 2026-06-14 18:08:10, 2026-06-14 18:08:10)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:10, 0, 2026-06-14 18:08:10, 2026-06-14 18:08:10)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:10] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:10, 0, 2026-06-14 18:08:10, 2026-06-14 18:08:10)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:10, 0, 2026-06-14 18:08:10, 2026-06-14 18:08:10)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:15] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:15, 0, 2026-06-14 18:08:15, 2026-06-14 18:08:15)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:15, 0, 2026-06-14 18:08:15, 2026-06-14 18:08:15)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:16] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:16, 0, 2026-06-14 18:08:16, 2026-06-14 18:08:16)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:16, 0, 2026-06-14 18:08:16, 2026-06-14 18:08:16)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:20] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:20, 0, 2026-06-14 18:08:20, 2026-06-14 18:08:20)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:20, 0, 2026-06-14 18:08:20, 2026-06-14 18:08:20)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:20] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:20, 0, 2026-06-14 18:08:20, 2026-06-14 18:08:20)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:20, 0, 2026-06-14 18:08:20, 2026-06-14 18:08:20)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:25] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:25, 0, 2026-06-14 18:08:25, 2026-06-14 18:08:25)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:25, 0, 2026-06-14 18:08:25, 2026-06-14 18:08:25)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:25] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:25, 0, 2026-06-14 18:08:25, 2026-06-14 18:08:25)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:25, 0, 2026-06-14 18:08:25, 2026-06-14 18:08:25)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:30] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:30, 0, 2026-06-14 18:08:30, 2026-06-14 18:08:30)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:30, 0, 2026-06-14 18:08:30, 2026-06-14 18:08:30)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:30] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:30, 0, 2026-06-14 18:08:30, 2026-06-14 18:08:30)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:30, 0, 2026-06-14 18:08:30, 2026-06-14 18:08:30)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:35] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:35, 0, 2026-06-14 18:08:35, 2026-06-14 18:08:35)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:35, 0, 2026-06-14 18:08:35, 2026-06-14 18:08:35)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:35] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:35, 0, 2026-06-14 18:08:35, 2026-06-14 18:08:35)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:35, 0, 2026-06-14 18:08:35, 2026-06-14 18:08:35)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:40] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:40, 0, 2026-06-14 18:08:40, 2026-06-14 18:08:40)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:40, 0, 2026-06-14 18:08:40, 2026-06-14 18:08:40)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:40] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:40, 0, 2026-06-14 18:08:40, 2026-06-14 18:08:40)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:40, 0, 2026-06-14 18:08:40, 2026-06-14 18:08:40)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:45] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:45, 0, 2026-06-14 18:08:45, 2026-06-14 18:08:45)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:45, 0, 2026-06-14 18:08:45, 2026-06-14 18:08:45)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:46] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:46, 0, 2026-06-14 18:08:46, 2026-06-14 18:08:46)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:46, 0, 2026-06-14 18:08:46, 2026-06-14 18:08:46)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:50] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:50, 0, 2026-06-14 18:08:50, 2026-06-14 18:08:50)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:50, 0, 2026-06-14 18:08:50, 2026-06-14 18:08:50)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:50] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:50, 0, 2026-06-14 18:08:50, 2026-06-14 18:08:50)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:50, 0, 2026-06-14 18:08:50, 2026-06-14 18:08:50)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:55] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:55, 0, 2026-06-14 18:08:55, 2026-06-14 18:08:55)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:55, 0, 2026-06-14 18:08:55, 2026-06-14 18:08:55)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:08:55] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:55, 0, 2026-06-14 18:08:55, 2026-06-14 18:08:55)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:08:55, 0, 2026-06-14 18:08:55, 2026-06-14 18:08:55)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:09:00] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:09:00, 0, 2026-06-14 18:09:00, 2026-06-14 18:09:00)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:09:00, 0, 2026-06-14 18:09:00, 2026-06-14 18:09:00)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:09:00] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:09:00, 0, 2026-06-14 18:09:00, 2026-06-14 18:09:00)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:09:00, 0, 2026-06-14 18:09:00, 2026-06-14 18:09:00)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:09:05] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:09:05, 0, 2026-06-14 18:09:05, 2026-06-14 18:09:05)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:09:05, 0, 2026-06-14 18:09:05, 2026-06-14 18:09:05)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:09:05] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:09:05, 0, 2026-06-14 18:09:05, 2026-06-14 18:09:05)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:09:05, 0, 2026-06-14 18:09:05, 2026-06-14 18:09:05)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:09:54] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:09:54, 0, 2026-06-14 18:09:54, 2026-06-14 18:09:54)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:09:54, 0, 2026-06-14 18:09:54, 2026-06-14 18:09:54)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:09:54] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:09:54, 0, 2026-06-14 18:09:54, 2026-06-14 18:09:54)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:09:54, 0, 2026-06-14 18:09:54, 2026-06-14 18:09:54)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(94): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:10:54] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:10:54, 0, 2026-06-14 18:10:54, 2026-06-14 18:10:54)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:10:54, 0, 2026-06-14 18:10:54, 2026-06-14 18:10:54)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:10:54] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:10:54, 0, 2026-06-14 18:10:54, 2026-06-14 18:10:54)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:10:54, 0, 2026-06-14 18:10:54, 2026-06-14 18:10:54)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:11:27] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:27, 0, 2026-06-14 18:11:27, 2026-06-14 18:11:27)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:27, 0, 2026-06-14 18:11:27, 2026-06-14 18:11:27)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:11:27] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:27, 0, 2026-06-14 18:11:27, 2026-06-14 18:11:27)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:27, 0, 2026-06-14 18:11:27, 2026-06-14 18:11:27)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:11:29] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "answered_at", "updated_at", "created_at") values (4, 10, 2026-06-14 18:11:29, 2026-06-14 18:11:29, 2026-06-14 18:11:29)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"answered_at\", \"updated_at\", \"created_at\") values (4, 10, 2026-06-14 18:11:29, 2026-06-14 18:11:29, 2026-06-14 18:11:29)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Concerns/ManagesTransactions.php(35): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(Illuminate/Database/SQLiteConnection)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1960): Illuminate/Database/Connection->transaction(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'firstOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('firstOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(194): Illuminate/Database/Eloquent/Model::__callStatic('firstOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(178): App/Services/ExamEngine->ensureEssayAnswerRecords(Object(App/Models/ExamAttempt)) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Concerns/ManagesTransactions.php(35): App/Services/ExamEngine->App/Services/{closure}(Object(Illuminate/Database/SQLiteConnection)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/DatabaseManager.php(491): Illuminate/Database/Connection->transaction(Object(Closure)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Facades/Facade.php(363): Illuminate/Database/DatabaseManager->__call('transaction', Array) #25 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(166): Illuminate/Support/Facades/Facade::__callStatic('transaction', Array) #26 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(157): App/Services/ExamEngine->submit(Object(App/Models/ExamAttempt)) #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #36 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #82 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #83 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #84 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Concerns/ManagesTransactions.php(35): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(Illuminate/Database/SQLiteConnection)) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1960): Illuminate/Database/Connection->transaction(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'firstOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('firstOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(194): Illuminate/Database/Eloquent/Model::__callStatic('firstOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(178): App/Services/ExamEngine->ensureEssayAnswerRecords(Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Concerns/ManagesTransactions.php(35): App/Services/ExamEngine->App/Services/{closure}(Object(Illuminate/Database/SQLiteConnection)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/DatabaseManager.php(491): Illuminate/Database/Connection->transaction(Object(Closure)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Facades/Facade.php(363): Illuminate/Database/DatabaseManager->__call('transaction', Array) #27 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(166): Illuminate/Support/Facades/Facade::__callStatic('transaction', Array) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(157): App/Services/ExamEngine->submit(Object(App/Models/ExamAttempt)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #38 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #82 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #83 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #84 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #85 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #86 {main} "} [2026-06-14 18:11:29] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:29, 0, 2026-06-14 18:11:29, 2026-06-14 18:11:29)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:29, 0, 2026-06-14 18:11:29, 2026-06-14 18:11:29)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:11:29] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:29, 0, 2026-06-14 18:11:29, 2026-06-14 18:11:29)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:29, 0, 2026-06-14 18:11:29, 2026-06-14 18:11:29)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:11:32] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:32, 0, 2026-06-14 18:11:32, 2026-06-14 18:11:32)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:32, 0, 2026-06-14 18:11:32, 2026-06-14 18:11:32)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:11:33] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:33, 0, 2026-06-14 18:11:33, 2026-06-14 18:11:33)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:33, 0, 2026-06-14 18:11:33, 2026-06-14 18:11:33)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:11:33] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:33, 0, 2026-06-14 18:11:33, 2026-06-14 18:11:33)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:33, 0, 2026-06-14 18:11:33, 2026-06-14 18:11:33)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:11:33] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:33, 0, 2026-06-14 18:11:33, 2026-06-14 18:11:33)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:33, 0, 2026-06-14 18:11:33, 2026-06-14 18:11:33)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:11:33] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:33, 0, 2026-06-14 18:11:33, 2026-06-14 18:11:33)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:33, 0, 2026-06-14 18:11:33, 2026-06-14 18:11:33)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:11:34] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:34, 0, 2026-06-14 18:11:34, 2026-06-14 18:11:34)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:34, 0, 2026-06-14 18:11:34, 2026-06-14 18:11:34)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:11:41] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29], ?, 2026-06-14 18:11:41, 0, 2026-06-14 18:11:41, 2026-06-14 18:11:41)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29], ?, 2026-06-14 18:11:41, 0, 2026-06-14 18:11:41, 2026-06-14 18:11:41)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-14 18:11:42] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:42, 0, 2026-06-14 18:11:42, 2026-06-14 18:11:42)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:42, 0, 2026-06-14 18:11:42, 2026-06-14 18:11:42)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-14 18:11:44] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:44, 0, 2026-06-14 18:11:44, 2026-06-14 18:11:44)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:44, 0, 2026-06-14 18:11:44, 2026-06-14 18:11:44)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 0) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 0) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:11:45] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:45, 0, 2026-06-14 18:11:45, 2026-06-14 18:11:45)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:45, 0, 2026-06-14 18:11:45, 2026-06-14 18:11:45)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:11:45] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:45, 0, 2026-06-14 18:11:45, 2026-06-14 18:11:45)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:45, 0, 2026-06-14 18:11:45, 2026-06-14 18:11:45)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:11:46] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 4, 13, ?, ?, 2026-06-14 18:11:46, 0, 2026-06-14 18:11:46, 2026-06-14 18:11:46)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 4, 13, ?, ?, 2026-06-14 18:11:46, 0, 2026-06-14 18:11:46, 2026-06-14 18:11:46)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 4, 13, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 4, 13, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-14 18:11:50] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:50, 0, 2026-06-14 18:11:50, 2026-06-14 18:11:50)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:50, 0, 2026-06-14 18:11:50, 2026-06-14 18:11:50)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:11:50] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:50, 0, 2026-06-14 18:11:50, 2026-06-14 18:11:50)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:50, 0, 2026-06-14 18:11:50, 2026-06-14 18:11:50)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:11:51] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:51, 0, 2026-06-14 18:11:51, 2026-06-14 18:11:51)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:51, 0, 2026-06-14 18:11:51, 2026-06-14 18:11:51)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 1) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:11:54] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 3, 9, ?, ?, 2026-06-14 18:11:54, 0, 2026-06-14 18:11:54, 2026-06-14 18:11:54)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 3, 9, ?, ?, 2026-06-14 18:11:54, 0, 2026-06-14 18:11:54, 2026-06-14 18:11:54)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 9, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-14 18:11:55] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:55, 0, 2026-06-14 18:11:55, 2026-06-14 18:11:55)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:55, 0, 2026-06-14 18:11:55, 2026-06-14 18:11:55)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:11:55] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:55, 0, 2026-06-14 18:11:55, 2026-06-14 18:11:55)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:11:55, 0, 2026-06-14 18:11:55, 2026-06-14 18:11:55)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:11:59] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 3, 10, ?, ?, 2026-06-14 18:11:59, 0, 2026-06-14 18:11:59, 2026-06-14 18:11:59)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 3, 10, ?, ?, 2026-06-14 18:11:59, 0, 2026-06-14 18:11:59, 2026-06-14 18:11:59)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 10, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 3, 10, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-14 18:12:00] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:00, 0, 2026-06-14 18:12:00, 2026-06-14 18:12:00)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:00, 0, 2026-06-14 18:12:00, 2026-06-14 18:12:00)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:12:00] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:00, 0, 2026-06-14 18:12:00, 2026-06-14 18:12:00)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:00, 0, 2026-06-14 18:12:00, 2026-06-14 18:12:00)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:12:00] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:00, 0, 2026-06-14 18:12:00, 2026-06-14 18:12:00)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:00, 0, 2026-06-14 18:12:00, 2026-06-14 18:12:00)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 2) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:12:02] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 2, 7, ?, ?, 2026-06-14 18:12:02, 0, 2026-06-14 18:12:02, 2026-06-14 18:12:02)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 2, 7, ?, ?, 2026-06-14 18:12:02, 0, 2026-06-14 18:12:02, 2026-06-14 18:12:02)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 2, 7, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 2, 7, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-14 18:12:03] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:03, 0, 2026-06-14 18:12:03, 2026-06-14 18:12:03)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:03, 0, 2026-06-14 18:12:03, 2026-06-14 18:12:03)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 3) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:12:05] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:05, 0, 2026-06-14 18:12:05, 2026-06-14 18:12:05)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:05, 0, 2026-06-14 18:12:05, 2026-06-14 18:12:05)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:12:05] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:05, 0, 2026-06-14 18:12:05, 2026-06-14 18:12:05)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:05, 0, 2026-06-14 18:12:05, 2026-06-14 18:12:05)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:12:05] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 1, 2, ?, ?, 2026-06-14 18:12:05, 0, 2026-06-14 18:12:05, 2026-06-14 18:12:05)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 1, 2, ?, ?, 2026-06-14 18:12:05, 0, 2026-06-14 18:12:05, 2026-06-14 18:12:05)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 1, 2, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 1, 2, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-14 18:12:07] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:07, 0, 2026-06-14 18:12:07, 2026-06-14 18:12:07)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:07, 0, 2026-06-14 18:12:07, 2026-06-14 18:12:07)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 4) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:12:10] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:10, 0, 2026-06-14 18:12:10, 2026-06-14 18:12:10)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:10, 0, 2026-06-14 18:12:10, 2026-06-14 18:12:10)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 5) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 5) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:12:10] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:10, 0, 2026-06-14 18:12:10, 2026-06-14 18:12:10)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:10, 0, 2026-06-14 18:12:10, 2026-06-14 18:12:10)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 5) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 5) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:12:15] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:15, 0, 2026-06-14 18:12:15, 2026-06-14 18:12:15)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:15, 0, 2026-06-14 18:12:15, 2026-06-14 18:12:15)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 5) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 5) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:12:15] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:15, 0, 2026-06-14 18:12:15, 2026-06-14 18:12:15)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:15, 0, 2026-06-14 18:12:15, 2026-06-14 18:12:15)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 5) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 5) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:12:18] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:18, 0, 2026-06-14 18:12:18, 2026-06-14 18:12:18)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:18, 0, 2026-06-14 18:12:18, 2026-06-14 18:12:18)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 5) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 5) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:12:18] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 10, ?, ?, test jawban esai, 2026-06-14 18:12:18, 0, 2026-06-14 18:12:18, 2026-06-14 18:12:18)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 10, ?, ?, test jawban esai, 2026-06-14 18:12:18, 0, 2026-06-14 18:12:18, 2026-06-14 18:12:18)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 10, NULL, 'test jawban esa...', false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 10, NULL, 'test jawban esa...', false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-14 18:12:20] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:20, 0, 2026-06-14 18:12:20, 2026-06-14 18:12:20)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:20, 0, 2026-06-14 18:12:20, 2026-06-14 18:12:20)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:12:20] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:20, 0, 2026-06-14 18:12:20, 2026-06-14 18:12:20)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:20, 0, 2026-06-14 18:12:20, 2026-06-14 18:12:20)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:12:21] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 5, 18, ?, ?, 2026-06-14 18:12:21, 0, 2026-06-14 18:12:21, 2026-06-14 18:12:21)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 5, 18, ?, ?, 2026-06-14 18:12:21, 0, 2026-06-14 18:12:21, 2026-06-14 18:12:21)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 5, 18, NULL, false, NULL) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #27 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #79 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(152): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(101): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 5, 18, NULL, false, NULL) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveAnswer(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveAnswer') #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #31 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #33 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #81 {main} "} [2026-06-14 18:12:22] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:22, 0, 2026-06-14 18:12:22, 2026-06-14 18:12:22)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:22, 0, 2026-06-14 18:12:22, 2026-06-14 18:12:22)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:12:24] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "answered_at", "updated_at", "created_at") values (4, 10, 2026-06-14 18:12:24, 2026-06-14 18:12:24, 2026-06-14 18:12:24)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"answered_at\", \"updated_at\", \"created_at\") values (4, 10, 2026-06-14 18:12:24, 2026-06-14 18:12:24, 2026-06-14 18:12:24)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Concerns/ManagesTransactions.php(35): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(Illuminate/Database/SQLiteConnection)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1960): Illuminate/Database/Connection->transaction(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'firstOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('firstOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(194): Illuminate/Database/Eloquent/Model::__callStatic('firstOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(178): App/Services/ExamEngine->ensureEssayAnswerRecords(Object(App/Models/ExamAttempt)) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Concerns/ManagesTransactions.php(35): App/Services/ExamEngine->App/Services/{closure}(Object(Illuminate/Database/SQLiteConnection)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/DatabaseManager.php(491): Illuminate/Database/Connection->transaction(Object(Closure)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Facades/Facade.php(363): Illuminate/Database/DatabaseManager->__call('transaction', Array) #25 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(166): Illuminate/Support/Facades/Facade::__callStatic('transaction', Array) #26 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(157): App/Services/ExamEngine->submit(Object(App/Models/ExamAttempt)) #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #36 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #82 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #83 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #84 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Concerns/ManagesTransactions.php(35): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(Illuminate/Database/SQLiteConnection)) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1960): Illuminate/Database/Connection->transaction(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'firstOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('firstOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(194): Illuminate/Database/Eloquent/Model::__callStatic('firstOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(178): App/Services/ExamEngine->ensureEssayAnswerRecords(Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Concerns/ManagesTransactions.php(35): App/Services/ExamEngine->App/Services/{closure}(Object(Illuminate/Database/SQLiteConnection)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/DatabaseManager.php(491): Illuminate/Database/Connection->transaction(Object(Closure)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Facades/Facade.php(363): Illuminate/Database/DatabaseManager->__call('transaction', Array) #27 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(166): Illuminate/Support/Facades/Facade::__callStatic('transaction', Array) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(157): App/Services/ExamEngine->submit(Object(App/Models/ExamAttempt)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #38 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #82 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #83 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #84 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #85 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #86 {main} "} [2026-06-14 18:12:24] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:24, 0, 2026-06-14 18:12:24, 2026-06-14 18:12:24)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:24, 0, 2026-06-14 18:12:24, 2026-06-14 18:12:24)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:12:25] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:25, 0, 2026-06-14 18:12:25, 2026-06-14 18:12:25)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:25, 0, 2026-06-14 18:12:25, 2026-06-14 18:12:25)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:12:25] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "answered_at", "updated_at", "created_at") values (4, 10, 2026-06-14 18:12:25, 2026-06-14 18:12:25, 2026-06-14 18:12:25)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"answered_at\", \"updated_at\", \"created_at\") values (4, 10, 2026-06-14 18:12:25, 2026-06-14 18:12:25, 2026-06-14 18:12:25)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Concerns/ManagesTransactions.php(35): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(Illuminate/Database/SQLiteConnection)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1960): Illuminate/Database/Connection->transaction(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'firstOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('firstOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(194): Illuminate/Database/Eloquent/Model::__callStatic('firstOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(178): App/Services/ExamEngine->ensureEssayAnswerRecords(Object(App/Models/ExamAttempt)) #22 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Concerns/ManagesTransactions.php(35): App/Services/ExamEngine->App/Services/{closure}(Object(Illuminate/Database/SQLiteConnection)) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/DatabaseManager.php(491): Illuminate/Database/Connection->transaction(Object(Closure)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Facades/Facade.php(363): Illuminate/Database/DatabaseManager->__call('transaction', Array) #25 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(166): Illuminate/Support/Facades/Facade::__callStatic('transaction', Array) #26 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(157): App/Services/ExamEngine->submit(Object(App/Models/ExamAttempt)) #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #36 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #82 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #83 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #84 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Concerns/ManagesTransactions.php(35): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(Illuminate/Database/SQLiteConnection)) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1960): Illuminate/Database/Connection->transaction(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'firstOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('firstOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(194): Illuminate/Database/Eloquent/Model::__callStatic('firstOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(178): App/Services/ExamEngine->ensureEssayAnswerRecords(Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Concerns/ManagesTransactions.php(35): App/Services/ExamEngine->App/Services/{closure}(Object(Illuminate/Database/SQLiteConnection)) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/DatabaseManager.php(491): Illuminate/Database/Connection->transaction(Object(Closure)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Facades/Facade.php(363): Illuminate/Database/DatabaseManager->__call('transaction', Array) #27 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(166): Illuminate/Support/Facades/Facade::__callStatic('transaction', Array) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(157): App/Services/ExamEngine->submit(Object(App/Models/ExamAttempt)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->submit(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #30 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'submit') #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #32 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #38 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #80 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #82 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #83 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #84 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #85 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #86 {main} "} [2026-06-14 18:12:27] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:27, 0, 2026-06-14 18:12:27, 2026-06-14 18:12:27)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:27, 0, 2026-06-14 18:12:27, 2026-06-14 18:12:27)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:12:27] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:27, 0, 2026-06-14 18:12:27, 2026-06-14 18:12:27)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:27, 0, 2026-06-14 18:12:27, 2026-06-14 18:12:27)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:12:28] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:28, 0, 2026-06-14 18:12:28, 2026-06-14 18:12:28)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:28, 0, 2026-06-14 18:12:28, 2026-06-14 18:12:28)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:12:29] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:29, 0, 2026-06-14 18:12:29, 2026-06-14 18:12:29)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:29, 0, 2026-06-14 18:12:29, 2026-06-14 18:12:29)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:12:29] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:29, 0, 2026-06-14 18:12:29, 2026-06-14 18:12:29)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:29, 0, 2026-06-14 18:12:29, 2026-06-14 18:12:29)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:12:30] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:30, 0, 2026-06-14 18:12:30, 2026-06-14 18:12:30)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:30, 0, 2026-06-14 18:12:30, 2026-06-14 18:12:30)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "} [2026-06-14 18:12:30] local.ERROR: SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\xampp\htdocs\cbt-sdn08\database\database.sqlite, SQL: insert into "exam_answers" ("attempt_id", "question_id", "selected_option_id", "selected_option_ids", "essay_answer", "answered_at", "is_marked", "updated_at", "created_at") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:30, 0, 2026-06-14 18:12:30, 2026-06-14 18:12:30)) {"userId":4,"exception":"[object] (Illuminate\\Database\\QueryException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at (Connection: sqlite, Database: C:\\xampp\\htdocs\\cbt-sdn08\\database\\database.sqlite, SQL: insert into \"exam_answers\" (\"attempt_id\", \"question_id\", \"selected_option_id\", \"selected_option_ids\", \"essay_answer\", \"answered_at\", \"is_marked\", \"updated_at\", \"created_at\") values (4, 9, ?, [29,30], ?, 2026-06-14 18:12:30, 0, 2026-06-14 18:12:30, 2026-06-14 18:12:30)) at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:838) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #20 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #23 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #24 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #28 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #34 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #78 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #80 {main} [previous exception] [object] (PDOException(code: HY000): SQLSTATE[HY000]: General error: 1 table exam_answers has no column named updated_at at C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php:578) [stacktrace] #0 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(578): PDO->prepare('insert into \"ex...') #1 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(827): Illuminate/Database/Connection->Illuminate/Database/{closure}('insert into \"ex...', Array) #2 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(794): Illuminate/Database/Connection->runQueryCallback('insert into \"ex...', Array, Object(Closure)) #3 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(573): Illuminate/Database/Connection->run('insert into \"ex...', Array, Object(Closure)) #4 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Connection.php(537): Illuminate/Database/Connection->statement('insert into \"ex...', Array) #5 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Processors/Processor.php(32): Illuminate/Database/Connection->insert('insert into \"ex...', Array) #6 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(4170): Illuminate/Database/Query/Processors/Processor->processInsertGetId(Object(Illuminate/Database/Query/Builder), 'insert into \"ex...', Array, 'id') #7 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(2237): Illuminate/Database/Query/Builder->insertGetId(Array, 'id') #8 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1436): Illuminate/Database/Eloquent/Builder->__call('insertGetId', Array) #9 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1401): Illuminate/Database/Eloquent/Model->insertAndSetId(Object(Illuminate/Database/Eloquent/Builder), Array) #10 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1240): Illuminate/Database/Eloquent/Model->performInsert(Object(Illuminate/Database/Eloquent/Builder)) #11 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1219): Illuminate/Database/Eloquent/Model->save() #12 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/helpers.php(393): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}(Object(App/Models/ExamAnswer)) #13 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1218): tap(Object(App/Models/ExamAnswer), Object(Closure)) #14 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->create(Array) #15 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(1961): Illuminate/Database/Eloquent/Builder->Illuminate/Database/Eloquent/{closure}() #16 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(725): Illuminate/Database/Eloquent/Builder->withSavepointIfNeeded(Object(Closure)) #17 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(712): Illuminate/Database/Eloquent/Builder->createOrFirst(Array, Array) #18 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(740): Illuminate/Database/Eloquent/Builder->firstOrCreate(Array, Array) #19 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Support/Traits/ForwardsCalls.php(23): Illuminate/Database/Eloquent/Builder->updateOrCreate(Array, Array) #20 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2544): Illuminate/Database/Eloquent/Model->forwardCallTo(Object(Illuminate/Database/Eloquent/Builder), 'updateOrCreate', Array) #21 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2560): Illuminate/Database/Eloquent/Model->__call('updateOrCreate', Array) #22 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(138): Illuminate/Database/Eloquent/Model::__callStatic('updateOrCreate', Array) #23 C:/xampp/htdocs/cbt-sdn08/app/Services/ExamEngine.php(235): App/Services/ExamEngine->saveAnswer(Object(App/Models/ExamAttempt), 9, NULL, NULL, false, Array) #24 C:/xampp/htdocs/cbt-sdn08/app/Http/Controllers/Siswa/ExamRoomController.php(137): App/Services/ExamEngine->saveBulkAnswers(Object(App/Models/ExamAttempt), Array, 6) #25 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(46): App/Http/Controllers/Siswa/ExamRoomController->saveBulk(Object(Illuminate/Http/Request), Object(App/Models/ExamAttempt)) #26 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(265): Illuminate/Routing/ControllerDispatcher->dispatch(Object(Illuminate/Routing/Route), Object(App/Http/Controllers/Siswa/ExamRoomController), 'saveBulk') #27 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Route.php(211): Illuminate/Routing/Route->runController() #28 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(822): Illuminate/Routing/Route->run() #29 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Routing/Router->Illuminate/Routing/{closure}(Object(Illuminate/Http/Request)) #30 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureExamAttemptActive.php(105): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #31 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureExamAttemptActive->handle(Object(Illuminate/Http/Request), Object(Closure)) #32 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/EnsureRole.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #33 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/EnsureRole->handle(Object(Illuminate/Http/Request), Object(Closure), 'siswa') #34 C:/xampp/htdocs/cbt-sdn08/app/Http/Middleware/CheckMaintenance.php(24): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #35 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): App/Http/Middleware/CheckMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #36 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #37 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Routing/Middleware/SubstituteBindings->handle(Object(Illuminate/Http/Request), Object(Closure)) #38 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(63): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #39 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Auth/Middleware/Authenticate->handle(Object(Illuminate/Http/Request), Object(Closure)) #40 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(87): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #41 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/VerifyCsrfToken->handle(Object(Illuminate/Http/Request), Object(Closure)) #42 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(48): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #43 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/View/Middleware/ShareErrorsFromSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #44 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(120): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #45 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate/Session/Middleware/StartSession->handleStatefulRequest(Object(Illuminate/Http/Request), Object(Illuminate/Session/Store), Object(Closure)) #46 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Session/Middleware/StartSession->handle(Object(Illuminate/Http/Request), Object(Closure)) #47 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(36): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #48 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse->handle(Object(Illuminate/Http/Request), Object(Closure)) #49 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(74): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #50 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Cookie/Middleware/EncryptCookies->handle(Object(Illuminate/Http/Request), Object(Closure)) #51 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #52 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(821): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #53 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate/Routing/Router->runRouteWithinStack(Object(Illuminate/Routing/Route), Object(Illuminate/Http/Request)) #54 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(764): Illuminate/Routing/Router->runRoute(Object(Illuminate/Http/Request), Object(Illuminate/Routing/Route)) #55 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Routing/Router.php(753): Illuminate/Routing/Router->dispatchToRoute(Object(Illuminate/Http/Request)) #56 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate/Routing/Router->dispatch(Object(Illuminate/Http/Request)) #57 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate/Foundation/Http/Kernel->Illuminate/Foundation/Http/{closure}(Object(Illuminate/Http/Request)) #58 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #59 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #60 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull->handle(Object(Illuminate/Http/Request), Object(Closure)) #61 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #62 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(51): Illuminate/Foundation/Http/Middleware/TransformsRequest->handle(Object(Illuminate/Http/Request), Object(Closure)) #63 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/TrimStrings->handle(Object(Illuminate/Http/Request), Object(Closure)) #64 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePostSize.php(27): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #65 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePostSize->handle(Object(Illuminate/Http/Request), Object(Closure)) #66 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(109): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #67 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance->handle(Object(Illuminate/Http/Request), Object(Closure)) #68 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(61): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #69 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/HandleCors->handle(Object(Illuminate/Http/Request), Object(Closure)) #70 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(58): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #71 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/TrustProxies->handle(Object(Illuminate/Http/Request), Object(Closure)) #72 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks.php(22): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #73 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Foundation/Http/Middleware/InvokeDeferredCallbacks->handle(Object(Illuminate/Http/Request), Object(Closure)) #74 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Http/Middleware/ValidatePathEncoding.php(26): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #75 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(219): Illuminate/Http/Middleware/ValidatePathEncoding->handle(Object(Illuminate/Http/Request), Object(Closure)) #76 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(137): Illuminate/Pipeline/Pipeline->Illuminate/Pipeline/{closure}(Object(Illuminate/Http/Request)) #77 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate/Pipeline/Pipeline->then(Object(Closure)) #78 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate/Foundation/Http/Kernel->sendRequestThroughRouter(Object(Illuminate/Http/Request)) #79 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(1220): Illuminate/Foundation/Http/Kernel->handle(Object(Illuminate/Http/Request)) #80 C:/xampp/htdocs/cbt-sdn08/public/index.php(20): Illuminate/Foundation/Application->handleRequest(Object(Illuminate/Http/Request)) #81 C:/xampp/htdocs/cbt-sdn08/vendor/laravel/framework/src/Illuminate/Foundation/resources/server.php(23): require_once('C://xampp//htdocs...') #82 {main} "}